TY  - BOOK
AU  - Bogue, Donald J.
AU  - Bogue, Elizabeth J.
TI  - Techniques of pregnancy history analysis
U1  - 301.426 
PY  - 1970///
CY  - Chicago
PB  - Community and Family Study Centre, University of Chicago
KW  - Birth control
KW  - Pregnancy - History
ER  -