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Kazuo Izumi · SciRah

Researcher profile · Semantic Scholar

Kazuo Izumi

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Kazuo Izumi — researcher profile on SciRah

h-index: 5
Works: 10
Citations: 326

Most-cited papers

Clinical Epidemiology of Hospitalized Patients With Coronavirus Disease 2019 (COVID-19) in Japan: Report of the COVID-19 Registry Japan
N. Matsunaga, K. Hayakawa, M. Terada, H. Ohtsu +17 more
2020Clinical Infectious Diseases165 citations Open access
Semantic Scholar
Japan’s initiative on rare and undiagnosed diseases (IRUD): towards an end to the diagnostic odyssey
T. Adachi, K. Kawamura, Y. Furusawa, Yuji Nishizaki +4 more
2017European Journal of Human Genetics91 citations Open access
Semantic Scholar
Clinical characteristics of the first three waves of hospitalised patients with COVID-19 in Japan prior to the widespread use of vaccination: a nationwide observational study
N. Matsunaga, K. Hayakawa, Y. Asai, S. Tsuzuki +17 more
2022The Lancet Regional Health - Western Pacific35 citations Open access
Semantic Scholar
Effectiveness of remdesivir in hospitalized nonsevere patients with COVID-19 in Japan: A large observational study using the COVID-19 Registry Japan
S. Tsuzuki, K. Hayakawa, Y. Uemura, Tomohiro Shinozaki +17 more
2022International Journal of Infectious Diseases15 citations Open access
Semantic Scholar
Effectiveness of Favipiravir on Nonsevere, Early-Stage COVID-19 in Japan: A Large Observational Study Using the COVID-19 Registry Japan
S. Tsuzuki, K. Hayakawa, Y. Doi, Tomohiro Shinozaki +17 more
2022Infectious Disease and Therapy11 citations Open access
Semantic Scholar
Evaluation of the efficacy of anticoagulation therapy in reducing mortality in a nationwide cohort of hospitalized patients with coronavirus disease in Japan
H. Hara, Y. Uemura, K. Hayakawa, Tomiteru Togano +14 more
2021International Journal of Infectious Diseases4 citations Open access
Semantic Scholar
Comparative effectiveness of tocilizumab vs standard care in patients with severe COVID-19-related pneumonia: a retrospective cohort study utilizing registry data as a synthetic control
Yukari Uemura, Ryoto Ozaki, Tomohiro Shinozaki, Hiroshi Ohtsu +5 more
2023BMC Infectious Diseases3 citations Open access
Semantic Scholar
Efficacy of remdesivir in Japanese patients hospitalised with COVID-19: A large observational study using the COVID-19 Registry Japan
S. Tsuzuki, K. Hayakawa, N. Matsunaga, M. Terada +16 more
2021medRxiv2 citations Open access
Semantic Scholar
“NIH and FDA Release Protocol Template for Phase 2 and 3 IND/IDE Clinical Trials” の翻訳への取り組み
M. Kobayakawa, M. Terada, H. Ohtsu, Kazuo Izumi +3 more
20181 citations Open access
Semantic Scholar
Efforts to Promote and Facilitate Clinical Research Through Template Document Creation ―NIH-FDA Clinical Trial Protocol Template and the Application under Japanese Regulation―
M. Terada, M. Kobayakawa, H. Ohtsu, S. Saito +3 more
2019Rinsho yakuri/Japanese Journal of Clinical Pharmacology and Therapeutics0 citations Open access
Semantic Scholar

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