![](/img/cover-not-exists.png)
Qualifications of Professional Public Health Personnel: I. Plan and Scope of the Survey
Derryberry, Mayhew, Caswell, GeorgeVolume:
55
Year:
1940
Language:
english
Journal:
Public Health Reports (1896-1970)
DOI:
10.2307/4583545
File:
PDF, 1.35 MB
english, 1940