Endemic diphtheria in Ho Chi Minh City; Viet Nam: a matched case-control study to identify risk factors of incidence.
Murakami
Hitoshi
H
Department of International Medical Cooperation, National Center for Global Health and Medicine, 1-21-1 Toyama, Shinjuku, Tokyo 162-8655, Japan. murakami@it.ncgm.go.jp
Phuong
Nguyen M
NM
Thang
Ho V
HV
Chau
Nguyen V
NV
Giao
Pham N
PN
Tho
Nguyen D
ND