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Hepatitis B control in China: knowledge and practices among village doctors.
Clayton, S, Yang, H, Guan, J, Lin, Z, Wang, RVolume:
83
Language:
english
Journal:
American Journal of Public Health
DOI:
10.2105/ajph.83.12.1685
Date:
December, 1993
File:
PDF, 2.00 MB
english, 1993