Hayashi , Takuma, Masaki Mandan, Nobuo Yaegashi, and Ikuo Konishi. “Susceptibility of Men to SARS-CoV-2 May Be Caused by Sex Differences in ACE2 Expression”. GSC Biological and Pharmaceutical Sciences 12, no. 2 (February 4, 2022): 01–06. Accessed September 12, 2024. https://gsconlinepress.com/journals/index.php/gscbps/article/view/gscbps-2020-0235.