RT Book
T1 Methods of fertility regulation: advances in research and clinical experience: report of a WHO scientific group
T2 Technical report series / World Health Organization
JF Technical report series / World Health Organization
LA English
PP Geneva
PB World Health Organization
YR 1971
UL https://krimdok.uni-tuebingen.de/Record/1122416040
CN 613.94/072
K1 Konferenzschrift