OOIR: Observatory of International Research

Papers

(The H4-Index of Environmental Health and Preventive Medicine is 19. 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 2021-02-01 to 2025-02-01.)

Article	Citations
Factors associated with prolonged duration of viral clearance in non-severe SARS-CoV-2 patients in Osaka, Japan	138
Establishment and associated factors of health records among young Chinese migrants	59
Association between trunk-to-peripheral fat ratio and renal function in elderly Japanese men: baseline data from the Fujiwara-kyo Osteoporosis Risk in Men (FORMEN) study	59
Public perceptions, individual characteristics, and preventive behaviors for COVID-19 in six countries: a cross-sectional study	52
Copper-induced diurnal hepatic toxicity is associated with <i>Cry2</i> and <i>Per1</i> in mice	42
Occupational status and self-reported low back pain by gender: a nation-wide cross-sectional study among the general population in Japan	34
A comparative analysis on risk communication between international and Chinese literature from the perspective of knowledge domain visualization	32
Economic, cognitive, and social paths of education to health-related behaviors: evidence from a population-based study in Japan	32
Effect of IL-15 addition on asbestos-induced suppression of human cytotoxic T lymphocyte induction	32
Association and dose-response relationship between exposure to alcohol advertising media and current drinking: a nationwide cross-sectional study of Japanese adolescents	31
Quality of life in patients with neurofibromatosis type 1: a nationwide database study in Japan from 2015 to 2019	31
Effectiveness of community and school-based sanitation interventions in improving latrine coverage: a systematic review and meta-analysis of randomized controlled interventions	30
Residential elevation and its effects on hypertension incidence among older adults living at low altitudes: a prospective cohort study	26
Designing a test battery for workers’ well-being: the first wave of the Tsukuba Salutogenic Occupational Cohort Study	23
Correction to: Comparison of the inward leakage rate between N95 filtering facepiece respirators and modified surgical masks during the COVID-19 pandemic	23
Regional disparity of certified teaching hospitals on physicians’ workload and wages, and popularity among medical students in Japan	23
An ecological association of number of civil servants and physicians with prefectural-level rapid COVID-19 vaccination of older people in Japan	22
Formal and informal help-seeking intentions/behaviors among students and workers during the COVID-19 pandemic: a scoping review	20
Predicting demand for long-term care using Japanese healthcare insurance claims data	20
Sleep duration and mortality in patients with chronic noncommunicable disease: a population-based cohort study	19
Factors influencing HIV testing and counselling services among men who have sex with men in Western China: a cross-sectional study based on Andersen’s Behavioral Model	19
Symptoms of mental health problems among Italian adolescents in 2017–2018 school year: a multicenter cross-sectional study	19