TY  - BOOK
AU  - Szklo, Moyses, [et al.]
TI  - Epidemiologic reviews
SN  - 0193936x
U1  - 614.4 
PY  - 1983///
CY  - London
PB  - John hopking
KW  - Epidemiologic
KW  - Epidemiology- Etopic Pregnancy
N1  - Contents: v.9, Includes bibliographical references and index
ER  -