OOIR: Observatory of International Research

Papers

(The H4-Index of Clinical Oral Implants Research is 30. 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 2021-05-01 to 2025-05-01.)

Article	Citations
Cover Image	93
Cover Image	85
EAO‐331 / OC‐PIB‐005 \| Erythritol air polishing in the surgical resective treatment of peri‐implantitis: a RCT	76
EAO‐368/PO‐BR‐005 \| The effects of vitamin D on osteogenic differentiation of the stem cell spheroids	60
EAO‐462 / OC‐SU‐011 \| Extra‐short 4‐mm implants splinted to 10‐mm implants in the posterior maxilla; 2‐year results	54
The use of mesenchymal stromal cell secretome to enhance guided bone regeneration in comparison with leukocyte and platelet‐rich fibrin	51
Issue Information	50
Transsinusoidal lateral nasal floor augmentation for implant placement in the atrophic premaxilla: A within‐patient, 5‐year, prospective comparative study	50
Issue Information	48
Peri‐Implant Marginal Bone Changes Using High‐Speed Drilling With Irrigation Versus Low‐Speed Drilling Without Irrigation: A Randomized Clinical Trial With 12 Months of Follow‐Up	45
Issue Information	44
Early implant placement versus ridge preservation and delayed implant placement: Analysis of profilometric, clinician‐ and patient‐reported outcomes from a two‐centre RCT	43
Hard and soft tissue healing around implants with a modified implant neck configuration: An experimental in vivo preclinical investigation	42
	41
Nano‐Structuring of Zirconia Implant Surfaces as an Approach to Improve Clinical Performance and Economic Efficiency—A Preclinical Study on Osseointegration	40
Issue Information	39
RETRACTION: Xenografts Supplemented with Pamindronate placed in postextraction sockets to avoid crestal bone resorption. Experimental study in Fox hound dogs	38
Prescription of antibiotic prophylaxis in implant placement among Portuguese dentists: A web survey	37
Marginal changes at bone‐level implants supporting dental prostheses with or without intermediate standardised abutments after 36 months: Randomised controlled clinical trial	37
Twelve‐month evaluation of a novel mineral–organic adhesive material used to stabilize dental implants placed in oversized osteotomies in vivo in an animal model	37
Addition of autogenous bone chips to deproteinized bovine bone mineral does not have additional benefit in lateral ridge augmentation—A preclinical in vivo experimental study	36
Photobiomodulation in dental implant stability and post‐surgical healing and inflammation. A randomised double‐blind study	36
Evaluation of Exomass‐Related Artefacts Caused by Dental Implants of Different Materials in Cone‐Beam Computed Tomography Scans: An Ex Vivo Study	36
Autogenous dentin block versus bone block for horizontal alveolar ridge augmentation and staged implant placement: A randomized controlled clinical trial including histologic assessment	33
Randomized controlled pilot study comparing small buccal defects around dental implants treated with a subepithelial connective tissue graft or with guided bone regeneration	32

Changes in sinus mucosal thickening in the course of tooth extraction and lateral sinus augmentation with surgical drainage: A cone‐beam computed tomographic study	32
The influence of thin as compared to thick peri‐implant soft tissues on aesthetic outcomes: A systematic review and meta‐analysis	32
Issue Information	31
Cover Image	30
EAO‐384/PO‐PIB‐001 \| Orthodontic mini‐implant migration: a histological and histomorphometric study in rat vertebrae.	30
Cover Image	30
EAO‐389/PO‐SU‐008 \| Does the history of periodontitis compromise long‐term results of All‐on‐4/5/6 in the maxilla?	30
Radiographic outcomes of ridge reconstruction with autogenous bone block versus collagenated xenogeneic bone block: A randomized clinical trial	30
EAO‐500/PO‐PIB‐004 \| Blood flow kinetics after alveolar ridge augmentation assessed by laser speckle contrast imaging	30