Environment and health : problems of environmental health in the United States and the Public Health Service programs which aid States and communities in their efforts to solve such problems.
- United States. Public Health Service.
- Date:
- 1951
Licence: Public Domain Mark
Credit: Environment and health : problems of environmental health in the United States and the Public Health Service programs which aid States and communities in their efforts to solve such problems. Source: Wellcome Collection.
26/160 (page 20)