J. Yu

Active surveillance for acute flaccid paralysis in poliomyelitis high-risk areas in southern China.

Y. Chiba, K. Hikita, T. Matuba, 2001, Bulletin of the World Health Organization.

A comparison of smoking patterns in the People's Republic of China with the United States. An impending health catastrophe in the middle kingdom.

T. Pechacek, G. Boyd, M. Mattson, 1990, JAMA.

Effect of target age of supplemental immunization campaigns on poliomyelitis occurrence in China.

R. Linkins, S. Cochi, J. Yu, 1997, The Journal of infectious diseases.

Status of the eradication of indigenous wild poliomyelitis in the People's Republic of China.

X. L. Zhang, T. Xu, M. Liu, 1997, The Journal of infectious diseases.

Costs of polio immunization days in China: implications for mass immunization campaign strategies.

X. L. Zhang, A. Schnur, J. Yu, 1998, The International journal of health planning and management.

Cigarette Smoking and its risk factors among senior high school students in Beijing, China, 1988

J. Yu, B. Zhu, G. He, 1994 .