TY  - BOOK
AU  - Sheps,Mindel C.
AU  - Ridley,Jeanne Clare
TI  - Public Health and population change : :current issue / 
PY  - 1965///
CY  - Pittsburgh : 
PB  - University of Pittsburgh Press  , 
KW  - Hygiene, Public
KW  - Population
N1  -  Product of a symposium on Research issue in Public Health and Popula tion Change sponsored by the Graduate School of Public Health at the Un iversity of Pittsburgh, Pittsburgh, Pennsylavia in June, 1964
ER  -