TY  - BOOK
AU  -  Mcneil Don
AU  - 
TI  -  Epidemiological research methods
U1  -  614.4072 MCN 
PY  - 1996///
CY  -  New york
PB  -  John Wiley And Sons
KW  -  Medical Science - Diseases - Epidemiology - Statistical Methods - Research Methods
ER  -