OOIR: Observatory of International Research

Papers

(The median citation count of Journal of Neurogastroenterology and Motility is 2. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2022-05-01 to 2026-05-01.)

Article	Citations
Association Between the Cool Temperature-dependent Suppression of Colonic Peristalsis and Transient Receptor Potential Melastatin 8 Activation in Both a Randomized Clinical Trial and an Animal Model	55
Effect of Anti-reflux Mucosal Ablation on Esophageal Motility in Patients With Gastroesophageal Reflux Disease: A Study Based on High-resolution Impedance Manometry	51
Expanding the Physiological Role of the Endoluminal Functional Lumen Imaging Probe From the Esophagus to Pediatric Pylorus	46
Real-world Application of the Chicago Classification Version 4.0 for Esophageal Manometry: Asian Multicenter Study	42
The Use of Intraoperative Esophageal Functional Luminal Imaging Probe for Prediction of Therapeutic Outcomes in Achalasia Patients	40
Breaking Barriers in Functional Dyspepsia: A Systematic Review and Meta-analysis on Duodenal Tight Junction Protein Expression	39
Hypercontractile Esophagus: Clinical and Manometric Features From a Multicenter Korean Cohort	36
Achalasia: The Current Clinical Dilemma and Possible Pathogenesis	33
Spot Hydrogen Breath Test: A Great Hockey Player Plays Where the Puck Is Going to Be	31
Ambulatory Impedance-pH Assessment Is the Industry Standard But Is It Always the Best Choice?	30
Revisiting the Role of Esophageal Mucosal Dilated Intercellular Spaces in the Diagnosis and Pathophysiology of Heartburn	25
Pyloric Functional Lumen Imaging Probe Measurements Are Dependent on Balloon Position	23
Distinct Effects of Non-absorbed Agents Rifaximin and Berberine on the Microbiota-Gut-Brain Axis in Dysbiosis-induced Visceral Hypersensitivity in Rats	23
Validation of the London Classification for Rectal Hyposensitivity in an Anorectal Manometry Database of 2540 Patients With Functional Defecatory Disorder	22
Clinical Outcomes of Endoscopic Radiofrequency Stretta Therapy for Gastroesophageal Reflux Disease Treatment: A Retrospective Analysis From 2 Tertiary Centers in Korea	21
The Effects of Fermented Rice Drink With Lactiplantibacillus plantarum JSA22 in Overweight Irritable Bowel Syndrome Patients: A Randomized, Double-blind, Placebo-controlled Study	21
Clinical Trial: Efficacy of Mosapride Controlled-release and Nortriptyline in Patients With Functional Dyspepsia: A Multicenter, Double-placebo, Double-blinded, Randomized Controlled, Parallel Clinica	20
Irritable Bowel Syndrome-like Symptoms in Patients With Ulcerative Colitis in Remission as Compared to Irritable Bowel Syndrome: Symptom Severity and Inflammatory Markers	20
Refractory Gastroesophageal Reflux Disease: Diagnosis and Management	19
Efficacy of Quadruple-coated Probiotics in Patients With Irritable Bowel Syndrome: A Randomized, Double-blind, Placebo-controlled, Parallel-group Study	19
Impact of Enhanced Dietary Education Program on Gastrointestinal Symptoms in Patients With Functional Gastrointestinal Disorders: A Multicenter Prospective Pilot Study	18
Exploring Diagnostic Challenges at the Intersection of Eating Disorders and Functional Dyspepsia: Implications for Rome V	18
Erratum	18
Clinical Implications of the Gastroesophageal Reflux Disease Questionnaire and Reflux Symptom Index in Patients With Suspected Laryngopharyngeal Reflux Symptoms	15
Heart Rate Variability and Somatization in Adolescents With Irritable Bowel Syndrome	15

Infantile Colic and the Subsequent Development of the Irritable Bowel Syndrome	15
Randomized Multicenter Study to Evaluate the Efficacy and Safety of Fexuprazan According to the Timing of Dosing in Patients With Erosive Esophagitis	15
Influence of Menthol Infusion on Esophageal Peristalsis in Patients With Ineffective Esophageal Motility	15
Patients' Knowledge, Attitudes, and Practices Regarding Non-pharmacological Treatments for Irritable Bowel Syndrome	14
From Belief to Behavior: Closing the Knowledge–Practice Gap in Irritable Bowel Syndrome Self-management	14
Estimating Probability for Esophageal Obstruction: A Diagnostic Decision Support Tool Applying Machine Learning to Functional Lumen Imaging Probe Panometry	13
Exploring the Atypical Allergy Spectrum in Disorders of Gut-Brain Interactions: From Food to Aeroallergens	13
Multiple Sclerosis Is Associated With Achalasia and Diffuse Esophageal Spasm	13
Autonomic Dysfunction and Somatization in Young Patients With Irritable Bowel Syndrome and Mitral Valve Prolapse Syndrome	13
A Potential Role of Cholinergic Dysfunction on Impaired Colon Motility in Experimental Intestinal Chagas Disease	13
Phrenic Ampulla Emptying Dysfunction in Patients with Esophageal Symptoms	13
How to Implement the 3-Phase FODMAP Diet Into Gastroenterological Practice	12
Gastric Myoelectrical Activity Subtypes in Functional Dyspepsia and Gastroparesis	12
Implementing a Fermentable Oligosaccharides, Disaccharides, Monosaccharides, and Polyols Diet in Asia: Addressing Cultural, Clinical and Practical Challenges	12
Differences in Prevalence and Psychosocial Characteristics of Irritable Bowel Syndrome According to Rome III and Rome IV Criteria in Medical and Nursing Students	11
The Value of 3-Dimensional Anorectal Manometry in the Evaluation of Obstetric Anal Sphincter Injuries	11
Diagnostic Criteria and Symptom Profiles in Adult Idiopathic Gastroparesis: A Systematic Review	11
Multiple Rapid Swallows: What Is the Optimal Protocol for Evaluation of Esophageal Contraction Reserve?	11
Assessing Treatment Outcomes in Achalasia Using 4-Dimensional High-resolution Impedance Manometry	11
Predicting Responsiveness to Biofeedback Therapy Using High-resolution Anorectal Manometry With Integrated Pressurized Volume	10
Small Intestinal Bacterial Overgrowth Complicating Gastrointestinal Manifestations of Systemic Sclerosis: A Systematic Review and Meta-analysis	10
Risk Factors for Self-reported Irritable Bowel Syndrome With Prior Psychiatric Disorder: The Lifelines Cohort Study	10
Bile Acid and Gut Microbiota in Irritable Bowel Syndrome	10
The Stressed Gut: Region-specific Immune and Neuroplasticity Changes in Response to Chronic Psychosocial Stress	10
Factors Associated With the Prevalence of Irritable Bowel Syndrome: The Miyagi Part of the Tohoku Medical Megabank Project Community-based Cohort Study	10
Belching and Reflux: The Relationship and the Underlying Mechanism	10
Comparison of Fexuprazan and Esomeprazole for the Control of Nocturnal Gastroesophageal Reflux Symptoms: A Randomized, Crossover Study	9
A Higher Manometric Esophageal Length to Height Ratio in Achalasia Explains the Lower Prevalence of Hiatal Hernia	9
Pylorus Endoluminal Functional Luminal Imaging Probe Measurements in Children Are Determined by Age and Are Distinctly Different From Adult Values	9
Substrate-dependent Differences of Colonic Hydrogen Production in a Patient With Fructose Malabsorption	9
Effect of Buspirone on Upper Gastrointestinal Disorders of Gut–Brain Interaction: A Systematic Review and Meta-analysis	9
Constipation in Patients With Chronic Kidney Disease	8
From Morphology to Motion: Cine-magnetic Resonance Imaging in the Functional Assessment of Pseudo-obstruction	8
The Implications of Mucosal Integrity and Microinflammation in the Pathogenesis of Gastroesophageal Reflux Disease	8
Safety and Efficacy of Elobixibat, an Ileal Bile Acid Transporter Inhibitor, in Elderly Patients With Chronic Idiopathic Constipation According to Administration Time: Interim Analysis of Post-marketi	7
Editing Multichannel Intraluminal Impedance-pH Tracings to Reduce Non-reflux-related Esophageal Acidification	7
An Optogenetics-based Approach to Regulate Colonic Contractions by Modulating the Activity of the Interstitial Cells of Cajal in Mice	7
A Systematic Review of the Development and Psychometric Properties of Constipation-Related Patient-Reported Outcome Measures: Opportunities for Digital Health	7
Disorders of Gut-Brain Interaction in Children With Down Syndrome	7
Baseline Impedance via Manometry Predicts Pathological Mean Nocturnal Baseline Impedance in Isolated Laryngopharyngeal Reflux Symptoms	7
The Esophageal Response to Distension on Functional Lumen Imaging Probe Panometry Is Minimally Changed by Conscious Sedation in Healthy Asymptomatic Subjects	7
2022 Seoul Consensus on Clinical Practice Guidelines for Functional Constipation	7
Mean Nocturnal Baseline Impedance and Post-reflux Swallow-induced Peristaltic Wave Index Could Identify Gastroesophageal Reflux Disease but pH-Impedance Metrics Alone Might Not Correlate With Proton P	7
Association Between Psychological Burden and Unexplained High Upper Esophageal Sphincter Basal Pressure	7
Effectiveness of Abdominal Massage Versus Kinesio Taping in Women With Chronic Constipation: A Randomized Controlled Trial	7
Retrograde Cricopharyngeus Dysfunction: Inability of Belch Due to Upper Esophageal Sphincter Relaxation Failure	6
Length of the Barrett’s Esophagus Is Proportional to the Abnormality of Esophageal Motility and Anti-reflux Barrier	6
Does Mean Nocturnal Baseline Impedance Play a Role in Managing Gastroesophageal Reflux Disease?	6
Diet, Physical Activity, and Chronic Constipation: Unveiling the Combined Effects for Better Treatment Strategies	6
Multimorbidity of Allergic Diseases Is Associated With Functional Gastrointestinal Disorders in a Young Japanese Population	6

Globus: Its True Relationship to Acid Reflux? Opposing Patterns of Location-specific Basal Pressure Compared to Gastroesophageal Reflux Disease	6
Roles of Cytokines in Pathological and Physiological Gastroesophageal Reflux Exposure	6
Characteristics and Risk Factors of Functional Dyspepsia Fulfilling the Rome IV Criteria Overlapping With Gastroesophageal Reflux Disease, Irritable Bowel Syndrome, and Functional Constipation in Sout	6
Disorders of Gut-Brain Interaction in a National Cohort of Children With Down Syndrome	6
Effect of Physical Activity on the Association Between Diet and Constipation: Evidence From the National Health and Nutrition Examination Survey 2007-2010	6
Assessment of Small Bowel Motility Using Cine-magnetic Resonance Imaging in Patients Suspected With Chronic Intestinal Pseudo-obstruction	5
Silent Struggles Within: Alexithymia Unveiled in Irritable Bowel Syndrome: A Systematic Review and Meta-analysis	5
The Impact of a Twice-daily Versus Once-daily Proton Pump Inhibitor Dosing Regimen on Laryngopharyngeal Reflux Symptoms: A Prospective Randomized Controlled Trial	5
Usefulness of EndoFLIP in Diverticular Peroral Endoscopic Myotomy for Symptomatic Epiphrenic Diverticulum	5
Association of Proton Pump Inhibitor Use With Gastric Cancer in Regions With High Prevalence of Gastric Cancer: Systematic Review and Meta-analysis	5
A Case of Emetophobia Responding to Mirtazapine and Propranolol Treatment	5
The Role of Psychological Factors in Noncardiac Chest Pain of Esophageal Origin	5
Incidence and Clinical Course of Post-infectious Irritable Bowel Syndrome in Patients Admitted to University Hospitals: 1-year Prospective Follow-up Study	5
Imbalance of Innate and Adaptive Immunity in Esophageal Achalasia	5
Type of Rectal Barostat Protocol Affects Classification of Hypersensitivity and Prediction of Symptom Severity in Irritable Bowel Syndrome	5
Normal Values of High-resolution Anorectal Manometry of Healthy Indians	5
Age- and Sex-dependent Effects of High-fructose, High-fat Diets on Small Bowel Inflammation and Hepatic Steatosis in F344 Rats	4
Association Between Gut Regulatory Hormones and Post-operative Weight Loss Following Gastrectomy in Patients With Gastric Cancer	4
Diagnosis of Ineffective Esophageal Motility According to Chicago Classification Version 4.0: More Stringent Criteria, but Also New Difficulties	4
Transient Gastric Pressure Elevation Synergizing With Impaired Esophagogastric Junction Barrier Function Plays a Pivotal Role in the Refractory Gastroesophageal Reflux Disease	4
Nighttime Acid Reflux in Gastroesophageal Reflux Disease - Is It a Problem That Can Be Solved?	4
Loss of Inspiratory Augmentation as a Predictive Factor for the Development of Gastroesophageal Reflux Disease After Peroral Endoscopic Myotomy in Patients With Achalasia	4
Concise Review: Applicability of High-resolution Manometry in Gastroesophageal Reflux Disease	4
Deciphering the Immune Complexity of Esophageal Achalasia	4
Association Between Caffeine Intake and Stool Frequency- or Consistency-Defined Constipation: Data From the National Health and Nutrition Examination Survey 2005-2010	4
Amitriptyline for the Treatment of Extra-esophageal Symptoms in Proton Pump Inhibitor-refractory Patients With Suspected Gastroesophageal Reflux Disease	4
Narcotic Bowel Syndrome, an Under-recognized Cause of Chronic Abdominal Pain in Adults	4
Stigma and Efficacy of Zhizhu Kuanzhong Capsules Versus Doxepin in the Treatment of Refractory Functional Dyspepsia: A Randomized Controlled Trial	4
Optimizing Assessment of Contraction Reserve in Ineffective Esophageal Motility: A Study of Upright Multiple Rapid Swallows	4
Duodenojejunal Manometric Abnormalities in a Patient With Mesenterium Commune	4
Intracolonic Administration of Mosapride Citrate Significantly Increases Colonic Motility Compared With Oral Administration	4
Modern Achalasia: Diagnosis, Classification, and Treatment	4
Association Between Functional Dyspepsia and Binge Eating Disorder: A Frequent, Often Overlooked Overlap Clinical Presentation	4
Is Mean Basal Esophagogastric Junction Pressure a Simpler and More Reliable Marker for Gastroesophageal Reflux Disease Barrier Function?	4
Bridging the Therapeutic Gap: Clinical Efficacy of Endoscopic Radiofrequency Stretta Therapy for Gastroesophageal Reflux Disease in Korea	3
Esophageal Hypocontractile Disorders and Hiatal Hernia Size Are Predictors for Long Segment Barrett’s Esophagus	3
Additional Diagnostic Yield of the Rapid Drink Challenge in Chicago Classification Version 4.0 Compared With Version 3.0	3
Clinical Guidance and Practical Recommendations for Probiotic Use in Patients With Irritable Bowel Syndrome, Functional Constipation, and Clostridioides difficile	3
Overlap Between Gastroesophageal Reflux Disease and Functional Dyspepsia: Do We Need a New Management Paradigm?	3
The Predictive Value of Intraoperative Esophageal Functional Luminal Imaging Probe Panometry in Patients With Achalasia Undergoing Peroral Endoscopic Myotomy: A Single-center Experience	3
Prevalence of Irritable Bowel Syndrome in East Asia: Are There Differences Between Countries?	3
The Disease Spectrum and Natural History of Patients With Abdominal Bloating or Distension: A Longitudinal Study	3
Surgical and Therapeutic Interventions for Chronic Intestinal Pseudo-obstruction: A Scoping Review	3
Rapid Progression of Nonspecific Esophageal Motor Disorder to Type II Achalasia and Recovery of Peristalsis After Pneumatic Dilation	3
Esophageal Mucosal Impedance Assessment: Clinical Usefulness for Diagnosis of Gastroesophageal Reflux Disease	3
Effect of Trimebutine and Rifaximin on Breath Hydrogen and Methane by Glucose Breath Test in Patients With Functional Bloating: A Randomized Double-blind Clinical Trial	3
Delayed Gastric Emptying Correlates With Decreased Post-prandial Motility in Children: A Single-center Retrospective Review	3
2025 Focused Update of the Seoul Consensus on Gastroesophageal Reflux Disease: Evidence-based Recommendations on Acid Suppressive Therapy	3
Estimating the Self-reported Prevalence of Non-celiac Gluten Sensitivity in the Korean Population	3
The Prevalence and Characteristics of Symptomatic Uncomplicated Diverticular Disease Among Asian Patients With Unexplained Abdominal Symptoms	3
Efficacy of Amitriptyline in Irritable Bowel Syndrome: A Systematic Review and Meta-analysis	3
Gastroesophageal Reflux Characteristics in Supragastric Belching Patients With Positive Versus Negative pH Monitoring: An Evidence of Secondary Gastroesophageal Reflux Disease From Excessive Belching	3
The Effect of Clostridium butyricum on Gut Microbial Changes and Functional Profiles of Metabolism in High-fat Diet–fed Rats Depending on Age and Sex	3
Lactase Deficiency Diagnosed by Endoscopic Biopsy-based Method is Associated With Positivity to Glucose Breath Test	3
Effect of Helicobacter pylori Eradication on Body Weight: A Multicenter Propensity Score-matched Analysis in Korea	3
Neural Gastric Electrical Stimulation: Future Prospects in Managing Gastric Emptying Disorders	3
Inflammation and Impaired Gut Physiology in Post-operative Ileus: Mechanisms and the Treatment Options	3
Comparison of Clinical Characteristics and Long-term Prognosis of Focal Hypoganglionosis With Adult-onset Megacolon and Chronic Intestinal Pseudo-obstruction	2
Long-term Effects of Potassium-competitive Acid Blockers and Proton Pump Inhibitors on Gastrin, Gastric Emptying Rate, and Small Intestinal Microbiota in Rats	2
Is Fecal Microbiota Transplantation Applicable for the Treatment of Irritable Bowel Syndrome? Time for Precision Medicine	2
Phrenic Ampulla Emptying Dysfunction: Unveiling the Role of Lower Esophageal Sphincter After-contraction	2
Real‑world Application of the International Anorectal Physiology Working Group Standardized Protocol and London Classification: A Multi‑country Cross‑sectional Survey of Anorectal Manometry Practice i	2
Opioid-induced Constipation: Old and New Concepts in Diagnosis and Treatment	2
Esophageal Mucosal Impedance Assessment for the Diagnosis of Gastroesophageal Reflux Disease	2
The Conundrum of Obesity and Gastroparesis Hospitalizations: A Retrospective Comparative Analysis of Hospitalization Characteristics and Disparities Amongst Socioeconomic and Racial Backgrounds in the	2
Role of Nutrient Drinking Test in Functional Dyspepsia	2
Interpretation of Impedance Data on High-resolution Impedance Manometry Studies—A Worldwide Survey	2
The Effect of STW5 (Iberogast) on Reflux Symptoms in Patients With Concurrent Dyspeptic Symptoms: A Double-blind Randomized Placebo-controlled Crossover Trial	2
Symptomatic Response to Antibiotics in Patients With Small Intestinal Bacterial Overgrowth: A Systematic Review and Meta-analysis	2
Comparison of Diagnosis of Esophageal Motility Disorders by Chicago Classification Versions 3.0 and 4.0	2
Three-dimensional Anorectal Manometry in a Patient With Passive Fecal Incontinence and a History of Complex Perianal Fistula Treated With Fistulectomy	2
Dysphagia is Associated With the Combination of Defective Bolus Transit and Poorly Relaxing Lower Esophageal Sphincter in Patients With Ineffective Esophageal Motility	2
Clinical Characteristics and Associated Factors in Mexican Patients With Cyclic Vomiting Syndrome and Cannabinoid Hyperemesis Syndrome	2
Real-world Prescription Patterns and Patient Satisfaction Regarding Maintenance Therapy of Gastroesophageal Reflux Disease: An Observational, Cross-sectional, Multicenter Study	2
Clinicians’ Knowledge, Attitudes, and Practices Towards Neuromodulators and Psychological Treatment in Functional Gastrointestinal Disorders - Do They Know?	2
Nutrient Drink Test to Assess Gastric Accommodation in Cyclic Vomiting Syndrome: Single-blinded Parallel Grouped Prospective Study	2
Retrograde Cricopharyngeus Dysfunction, a New Motility Disorder: Single Center Case Series and Treatment Results	2
2025 Seoul Consensus on Clinical Practice Guidelines for Irritable Bowel Syndrome	2