OOIR: Observatory of International Research

Papers

(The H4-Index of Psychiatry Research is 47. 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 2021-06-01 to 2025-06-01.)

Article	Citations
A preliminary investigation of the clinical and cognitive correlates of circulating vitamin D in bipolar disorder	327
Alcohol consumption changes during the first COVID-19 lockdown: an online population survey in a convenience sample of French-speaking Belgian residents.	248
Examining the role of mitochondrial genetic variation in nicotine dependence	244
Psychotic Disorders and exosomes: An overview of current evidence and future directions	201
Pharmacotherapy exposure as a marker of disease complexity in bipolar disorder: Associations with clinical & genetic risk factors	183
ADHD patients with DIRAS2 risk allele need more thalamic activation during emotional face-voice recognition	163
Difficulties of healthcare workers encountered under cohort isolation in a psychiatric hospital during the COVID-19 pandemic: A qualitative study	108
Association of the promoter haplotype in CDK5 gene with schizophrenia in a Korean population	104
Association between thyroid autoimmunity and antidepressant treatment-emergent mania in pediatric mood disorders	92
Emotional scene processing in biotypes of psychosis	86
Assessing the impact of the de novo SLC6A1 mutation in schizophrenia through a comprehensive case study	81
Assessing the impact of COVID-19 on mental health providers in the southeastern United States	80
Corrigendum to <’ Is heart rate variability (HRV) an adequate tool for evaluating human emotions? – A focus on the use of the International Affective Picture System (IAPS)’>	79
An exploratory study of hallucination-proneness and own-voice discrimination among bilingual college students	79
Editorial Board	72
Family history of psychosis in youth at clinical high risk: A replication study	70
Client, clinician, and administrator factors associated with the successful acceptance of a telehealth comprehensive recovery service: A mixed methods study	69
Sex-dependent association study of complement C4 gene with treatment-resistant schizophrenia and hospitalization frequency	68
Predictors of attrition during acute pharmacotherapy of psychotic depression in a clinical trial	67
Long-acting Injectable Antipsychotics during the COVID-19 pandemic in schizophrenia: An observational study in a real-world clinical setting	67
Sexual and gender minority stress and clinical symptom severity in psychiatrically hospitalized adolescents	65
Maternal perinatal depression and the risk of disruptive behavioural disorder symptoms among offspring: A systematic review and meta-analysis	65
Sleep heterogeneity in the third trimester of pregnancy: Correlations with depression, memory impairment, and fatigue	64
White matter correlates of dissociation in a diverse sample of trauma-exposed women	63
Integrated multi-omics analysis reveals gut microbiota dysbiosis and systemic disturbance in major depressive disorder	61

Correspondence: No increased memory impairment in depressed patients under everyday life conditions	58
Social companion robots for alleviating depression and loneliness in institutional older adults	57
Effects of intermittent theta-burst transcranial magnetic stimulation on post-traumatic stress disorder symptoms: A randomized controlled trial	55
Progress toward a performance measure for mental health based on a generic patient- reported outcome measure: Findings from the Veterans Outcome Assessment survey	54
Effectiveness of online social networking interventions on social isolation and quality of life of people with psychosis: A systematic review	54
Psychological and behavioral response on the COVID-19 pandemic in individuals with bipolar disorder: A multicenter study	54
Adverse childhood experiences and social and occupational functioning in first-episode psychosis — A one year follow - up	54
Bereavement is different: A multinational bereavement symptom model validation	53
Sequencing of the coding regions of GNBIL on chromosome 22q11.2 as a risk gene of schizophrenia	53
A 10-year mirror-image study of effectiveness and cost of long-acting paliperidone palmitate injectable in patients with schizophrenia or schizoaffective disorder	52
Universal COVID-19 testing and a three-space triage protocol is associated with a nine-fold decrease in possible nosocomial infections in an inpatient psychiatric facility	52
Does suicidal ideation increase during the second COVID-19 lockdown?	52
Anxiety, depression and stress among internally displaced persons and host community in an armed conflict region: A comparative study	51
Young adults who self-harm: Barriers to and facilitators of seeking help	50
Association between duration of antidepressant treatment for major depressive disorder and relapse rate after discontinuation: A meta-analysis	50
Pandemic-related posttraumatic psychological growth in U.S. military veterans: A 3-year, nationally representative, longitudinal study	50
The impact of physical activity on objective sleep of people with insomnia	50
Antidepressants withdrawal effects and duration of use: a survey of patients enrolled in primary care psychotherapy services	49
Youth screening depression: Validation of the Patient Health Questionnaire-9 (PHQ-9) in a representative sample of adolescents	48
The global burden of suicide mortality among people on the autism spectrum: A systematic review, meta-analysis, and extension of estimates from the Global Burden of Disease Study 2021	47
What can we learn about eating disorder mortality from eating disorder diagnoses at initial assessment? A Danish nationwide register follow-up study using record linkage, encompassing 45 years (1970–2	47
Using electronic patient-reported measures to characterize symptoms and improvement in inpatient psychiatric units	47
Large language models in psychiatry: Opportunities and challenges	47