Health education and information of the public - objectives and evaluation of achievements by means of inquiries
Autor: | B, Fah |
---|---|
Rok vydání: | 1987 |
Předmět: | |
Zdroj: | Bulletin of the International Union against Tuberculosis and Lung Disease. 62(4) |
ISSN: | 1011-789X |
Databáze: | OpenAIRE |
Externí odkaz: |