Schedule 9 [O24-1-4] 長野市における新型コロナウイルス感染症1波から6波までの年代別感染経路 *Yoshikiyo Kobayashi1, Mizue Kitahara2, Yuka Miyajima2 (1. Nagano Prefecture Saku Health and Welfare Office, 2. Nagano City Health Office) Abstract password authentication.The password has been sent to all participants in advance. Password Authentication