OOIR: Observatory of International Research

Papers

(The TQCC of Periodontology 2000 is 32. 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 2021-07-01 to 2025-07-01.)

Article	Citations
	412
	243
Corrigendum	219
Minimal invasiveness in vertical ridge augmentation	210
Soft‐tissue volume augmentation during early, delayed, and late dental implant therapy: A systematic review and meta‐analysis on professionally determined esthetics and self‐reported patient satisfact	148
Oral health status and the etiology and prevention of nonventilator hospital‐associated pneumonia	147
Association between metabolic syndrome and periodontitis: The role of lipids, inflammatory cytokines, altered host response, and the microbiome	141
Ten years of injectable platelet‐rich fibrin	124
Systemic racism and racial inequities in periodontal health: The long journey from upstream determinants to downstream treatment	102
Dendritic cells a critical link to alveolar bone loss and systemic disease risk in periodontitis: Immunotherapeutic implications	100
The human oral virome: Shedding light on the dark matter	93
Fungal diseases: Oral dysbiosis in susceptible hosts	89
Periodontitis and atherosclerotic cardiovascular disease: A critical appraisal	89
Impact of smoking on cost‐effectiveness of 10–48 years of periodontal care	89
Impact of calorie restriction and intermittent fasting on periodontal health	89
Role of Porphyromonas gingivalis in oral and orodigestive squamous cell carcinoma	87
	85
The role of cigarette smoking in periodontal disease and treatment outcomes of dental implant therapy	85
Periodontology and pregnancy: An overview of biomedical and epidemiological evidence	84
Bacteriome and mycobiome dysbiosis in oral mucosal dysplasia and oral cancer	83
Waistline to the gumline: Relationship between obesity and periodontal disease‐biological and management considerations	82
Prosthetic failures in dental implant therapy	81
Oral and periodontal implications of tobacco and nicotine products	80
Minimal invasiveness in lateral bone augmentation with simultaneous implant placement: A systematic review	78
Radiographic diagnosis of periodontal diseases – Current evidence versus innovations	77

Clinical and patient‐reported outcomes of tissue engineering strategies for periodontal and peri‐implant reconstruction	75
Issue Information	74
Eating disorders through the periodontal lens	72
Does implant location influence the risk of peri‐implantitis?	71
Optimization of platelet‐rich fibrin	70
Membrane barriers for guided bone regeneration: An overview of available biomaterials	69
Issue Information	68
	61
COVID‐19 associated oral and oropharyngeal microbiome: Systematic review and meta‐analysis	58
Can vitamins improve periodontal wound healing/regeneration?	58
Complications and treatment errors in peri‐implant soft tissue management	56
Microbial diagnostics in periodontal diseases	55
Bone reconstruction of extensive maxillomandibular defects in adults	55
Inflammation as a link between periodontal disease and obesity	54
The role and impact of viruses on cancer development	54
The impact of the European Federation of Periodontology on European and global periodontology	54
	49
Probiotics for periodontal health—Current molecular findings	47
Contemporary concepts on periodontal complications from prosthetic and restorative therapies	47
Illegal drugs and periodontal conditions	47
Do autologous platelet concentrates (APCs) have a role in intra‐oral bone regeneration? A critical review of clinical guidelines on decision‐making process	46
Minimal invasiveness in gingival augmentation and root coverage procedures	46
Complications and treatment errors in periodontal therapy in medically compromised patients	45
Complications and treatment errors in periodontal and implant therapy	44
Radiographic assessment of the peri‐implant site	43
Anatomical characteristics of the alveolar process and basal bone that have an effect on socket healing	42
Impact of autologous platelet concentrates on the osseointegration of dental implants	39
Biological processes and factors involved in soft and hard tissue healing	39
Mystery and misery of locally‐delivered drug therapy in periodontics. Historical concepts and current state	38
Autogenous platelet concentrates for treatment of intrabony defects—A systematic review with meta‐analysis	38
The use of patient‐related outcomes (PRO) and experience (PRE) in assessing the periodontal and implant patient	37
Periodontal diseases in Africa	37
Complications and treatment errors related to regenerative periodontal surgery	37
Strategic approaches in oral squamous cell carcinoma diagnostics using liquid biopsy	37
Periodontitis and cardiometabolic disorders: The role of lipopolysaccharide and endotoxemia	37
Efficacy of biomaterials for lateral bone augmentation performed with guided bone regeneration. A network meta‐analysis	36
Understanding exosomes: Part 1—Characterization, quantification and isolation techniques	36
Treatment planning considerations in the older adult with periodontal disease	35
	35
Issue Information	35
The oral microbiota and periodontal health in orthodontic patients	34
Outcomes of periodontal therapy: Strengthening the relevance of research to patients. A co‐created review	32