Tanaka, Takanao; Okamoto, Shohei (15 Ocak 2021). "Increase in suicide following an initial decline during the COVID-19 pandemic in Japan". Nature Human Behaviour (İngilizce). 5 (2). ss. 229-238. doi:10.1038/s41562-020-01042-z. ISSN2397-3374. PMID33452498.
Tanaka, Takanao; Okamoto, Shohei (15 Ocak 2021). "Increase in suicide following an initial decline during the COVID-19 pandemic in Japan". Nature Human Behaviour (İngilizce). 5 (2). ss. 229-238. doi:10.1038/s41562-020-01042-z. ISSN2397-3374. PMID33452498.
Tanaka, Takanao; Okamoto, Shohei (15 Ocak 2021). "Increase in suicide following an initial decline during the COVID-19 pandemic in Japan". Nature Human Behaviour (İngilizce). 5 (2). ss. 229-238. doi:10.1038/s41562-020-01042-z. ISSN2397-3374. PMID33452498.