OOIR: Observatory of International Research

Papers

(The H4-Index of Journal of Periodontology is 24. 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 2021-09-01 to 2025-09-01.)

Article	Citations
	106
	60
	55
Multiple coronally advanced flap with a selective use of connective tissue graft: A 3‐year prospective clinical and histological study	46
Effect of supragingival plaque control on recurrent periodontitis and clinical stability among individuals under periodontal maintenance therapy: 10‐year follow‐up	43
Pattern of grade C molar‐incisor pattern periodontitis in families	43
Periodontitis associated with brain function impairment in middle‐aged and elderly individuals with normal cognition	38
Interferon activated gene 204 protects against bone loss in experimental periodontitis	38
Effect of interleukin‐17 on periodontitis development: An instrumental variable analysis	37
Cytotoxic effects of dental calculus particles and freeze‐dried Aggregatibacter actinomycetemcomitans and Fusobacterium nucleatum on HSC‐2 oral epithelial cells and THP‐1 macrophages	36
Probiotic Lactobacillus rhamnosus EM1107 prevents hyperglycemia, alveolar bone loss, and inflammation in a rat model of diabetes and periodontitis	35
Characteristics of mesenchymal stem cells from supracrestal gingival connective tissue	33
Histological and immunohistochemical soft‐tissue response to cylindrical and concave abutments: Multicenter randomized clinical trial	33
Gingival crevicular fluid Bax, Bcl‐xl, interleukin‐22, and transforming growth factor beta 1 levels in stage III periodontitis	32
Colorimetric analysis of intraoral scans: A novel approach for detecting gingival inflammation	32
Periodontal risk score: Initiation and model validation for 6,762 teeth	31
Effects of a stabilized stannous fluoride dentifrice on clinical, immunomodulatory, and microbial outcomes in a human experimental gingivitis model	30
Non‐invasive assessment of peri‐implant mucosal thickness: A cross‐sectional study	30
Effectiveness of nonsurgical re‐instrumentation: Tooth‐related factors	30
Donor site wound healing following free gingival graft surgery using platelet rich fibrin: A randomized controlled trial	29
	28
ISSUE INFORMATION	28
Clear aligners and open gingival embrasures: Retrospective study of epidemiology and risk factors	26
Nuclear factor‐kappa B decoy oligodeoxynucleotide‐loaded poly lactic‐co‐glycolic acid nanospheres promote periodontal tissue healing after tooth replantation in rats	26
Clinical and histological outcomes of allogenic amnion–chorion membrane for palatal donor site healing	24

Gingival tissue as a reservoir for human immunodeficiency virus type 1: Preliminary results of a cross‐sectional observational study