TY  - BOOK
AU  - Diczfalusy, Egon, Ed.; Borell, Ulf, Ed.
TI  - Control of human fertility
U1  - 612.6  DIC-C 
PY  - 1971///
CY  - John Wiley & Sons Inc., New York
KW  - Reproduction-- Human physiology-- Medical sciences
ER  -