@book{7832,
	author = {World Health Organization. Special Programme of Research, Development and Research Training in Human Reproduction. and Van_Look,_P_F_A},
	title = {Annual technical report, 1991.},
	publisher = {World Health Organization,},
	year = {1992.},
	address = {Geneva : },
	note = {Co-sponsored by: UNDP, UNFPA, WHO and the World Bank.}
}