Arima, Yuzo, Rongqiang Zu, Manoj Murhekar, Sirenda Vong, and Tomoe Shimada. “Author Response: Human Infections With Avian Influenza A(H7N9): Preliminary Assessments of the Age and Sex Distribution”. Western Pacific Surveillance and Response 4, no. 4 (October 31, 2013). Accessed November 1, 2024. https://ojs.wpro.who.int/ojs/index.php/wpsar/article/view/222.