OOIR: Observatory of International Research

Papers

(The H4-Index of Psychiatry Research is 44. 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
A preliminary investigation of the clinical and cognitive correlates of circulating vitamin D in bipolar disorder	269
Examining the role of mitochondrial genetic variation in nicotine dependence	262
ADHD patients with DIRAS2 risk allele need more thalamic activation during emotional face-voice recognition	184
Difficulties of healthcare workers encountered under cohort isolation in a psychiatric hospital during the COVID-19 pandemic: A qualitative study	116
Association of the promoter haplotype in CDK5 gene with schizophrenia in a Korean population	98
Association between thyroid autoimmunity and antidepressant treatment-emergent mania in pediatric mood disorders	87
Assessing the impact of the de novo SLC6A1 mutation in schizophrenia through a comprehensive case study	87
An exploratory study of hallucination-proneness and own-voice discrimination among bilingual college students	84
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)’>	78
Editorial Board	77
Family history of psychosis in youth at clinical high risk: A replication study	75
Predictors of attrition during acute pharmacotherapy of psychotic depression in a clinical trial	74
Antidepressants withdrawal effects and duration of use: a survey of patients enrolled in primary care psychotherapy services	73
Effect of concomitant use of valproic acid during clozapine initiation on clozapine-induced inflammation among Japanese patients with schizophrenia	71
Pandemic-related posttraumatic psychological growth in U.S. military veterans: A 3-year, nationally representative, longitudinal study	68
The impact of physical activity on objective sleep of people with insomnia	68
Association between duration of antidepressant treatment for major depressive disorder and relapse rate after discontinuation: A meta-analysis	65
Pharmacotherapy exposure as a marker of disease complexity in bipolar disorder: Associations with clinical & genetic risk factors	62
Sexual and gender minority stress and clinical symptom severity in psychiatrically hospitalized adolescents	62
Long-acting Injectable Antipsychotics during the COVID-19 pandemic in schizophrenia: An observational study in a real-world clinical setting	62
Progress toward a performance measure for mental health based on a generic patient- reported outcome measure: Findings from the Veterans Outcome Assessment survey	61
Non-hallucinogenic psychedelics for mood and anxiety disorders: A systematic review	61
Change in neurocognitive functioning in patients with treatment-resistant depression with serial intravenous ketamine infusions: The Bio-K multicenter trial	59
A 10-year mirror-image study of effectiveness and cost of long-acting paliperidone palmitate injectable in patients with schizophrenia or schizoaffective disorder	58
White matter correlates of dissociation in a diverse sample of trauma-exposed women	57

Social companion robots for alleviating depression and loneliness in institutional older adults	57
Correspondence: No increased memory impairment in depressed patients under everyday life conditions	56
Adverse childhood experiences and social and occupational functioning in first-episode psychosis — A one year follow - up	56
Psychological and behavioral response on the COVID-19 pandemic in individuals with bipolar disorder: A multicenter study	56
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	56
Sleep heterogeneity in the third trimester of pregnancy: Correlations with depression, memory impairment, and fatigue	55
Emotion profiles of university students engaging in non-suicidal self-injury: Association with functions of self-injury and other mental health concerns	53
Psychotic Disorders and exosomes: An overview of current evidence and future directions	53
Emotional scene processing in biotypes of psychosis	53
The effect of bullying and cyberbullying on predicting suicide risk in adolescent females: The mediating role of depression	51
Sex-dependent association study of complement C4 gene with treatment-resistant schizophrenia and hospitalization frequency	50
Effects of intermittent theta-burst transcranial magnetic stimulation on post-traumatic stress disorder symptoms: A randomized controlled trial	50
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	48
Anxiety, depression and stress among internally displaced persons and host community in an armed conflict region: A comparative study	47
Integrated multi-omics analysis reveals gut microbiota dysbiosis and systemic disturbance in major depressive disorder	46
Effectiveness of online social networking interventions on social isolation and quality of life of people with psychosis: A systematic review	46
A longitudinal study on cognitive aging in autism	46
Maternal perinatal depression and the risk of disruptive behavioural disorder symptoms among offspring: A systematic review and meta-analysis	46
Retinal changes in bipolar disorder as an endophenotype candidate: Comparison of OCT-detected retinal changes in patients, siblings, and healthy controls	45
Young adults who self-harm: Barriers to and facilitators of seeking help	44