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- Publication:
- [Shanghai] : Shanghai wei sheng chu ban she, 1957
- Subject(s):
- Hookworm Infections -- transmission
Ancylostomatoidea -- pathogenicity
Health Education
China
- Publication:
- London : Blackliners, [19--?]
- Subject(s):
- Acquired Immunodeficiency Syndrome
Health Education
Voluntary Health Agencies
African Americans
Blackliners (Organization)
- Publication:
- [England : Dept. of Health and Social Security, 19--]
- Subject(s):
- Substance-Related Disorders -- prevention & control
Child Rearing
Health Education
- Publication:
- [Zhongguo : bu xiang, 1960?]
- Subject(s):
- Gastrointestinal Diseases -- prevention & control
Communicable Disease Control -- methods
Diptera
Health Education
China
- Publication:
- [Zhongguo : bu xiang, 1960?]
- Subject(s):
- Gastrointestinal Diseases -- prevention & control
Communicable Disease Control -- methods
Food Safety
Health Education
China
- Publication:
- [Zhongguo : bu xiang, 1960?]
- Subject(s):
- Gastrointestinal Diseases -- prevention & control
Communicable Disease Control -- methods
Water Supply
Health Education
China
- Publication:
- [Shanghai] : Shanghai wei sheng chu ban she, 1957
- Subject(s):
- Hookworm Infections -- prevention & control
Health Education
China
- Publication:
- [Shanghai] : Shanghai wei sheng chu ban she, 1957
- Subject(s):
- Hookworm Infections -- prevention & control
Health Education
China
- Publication:
- [Shanghai] : Shanghai wei sheng chu ban she, 1957
- Subject(s):
- Hookworm Infections -- prevention & control
Health Education
China
- Publication:
- [Gansu Sheng : Gansu Sheng wei sheng ting : Zhongguo fang lao xie hui Gansu Sheng fen hui, 1964?]
- Subject(s):
- Health Education
Tuberculosis, Pulmonary -- prevention & control
China