TY - BOOK ED - UNDP/UNFPA/WHO/World Bank Special Programme of Research, Development and Research Training in Human Reproduction. TI - The World Health Organization initiative on implantation research: [articles in Contraception on results of research supported by a joint WHO/Rockefeller Foundation initiative on implantation] PY - 2005/// CY - Oxford PB - Elsevier Reprints KW - World Health Organization KW - Embryo implantation KW - Embryo research KW - Multicenter studies N1 - Reprinted from: Contraception, April 2005, vol. 71, no. 4; Papers providing an overview of the work carried out in the six centres supported by the Initative UR - http://apps.who.int/iris/ UR - http://apps.who.int/iris/ ER -