TY  - BOOK
AU  - Friedman,Gary D.
TI  - Primer of epidemiology
SN  - 0070224250
U1  - WA 105 
PY  - 1974///
CY  - New York
PB  - McGraw-Hill
KW  - Epidemiology
N1  - "A Blakiston publication."; Includes bibliographies
ER  -