TY  - BOOK
ED  - World Health Organization (WHO)
TI  - Methods of fertility regulation advances in research and clinical experience: report of a WHO scientific group
T2  - World Health Organization Technical Report Series; No. 473
U1  - 610.621 
PY  - 1971///
CY  - Geneva
PB  - WHO
KW  - Agricultural Report
KW  - WHO
ER  -