Age-specific prevalence of IgG against measles/rubella and the impact of routine and supplementary immunization activities: A multistage random cluster sampling study with mathemat... oleh Masahiko Hachiya, Emilia Vynnycky, Yoshio Mori, Hung Thai Do, Mai Kim Huynh, Long Hoang Trinh, Duy Duc Nguyen, Nhu Anh Thi Tran, Thanh Tien Hoang, Hai Hang Thi Hoang, Ngoc Dieu Thi Vo, Thieu Hoang Le, Yasunori Ichimura, Shinsuke Miyano, Sumiyo Okawa, Moe Moe Thandar, Yuta Yokobori, Yosuke Inoue, Tetsuya Mizoue, Makoto Takeda, Kenichi Komada