TY - BOOK AU - Gray,R.H. AU - Ramos,R. AU - Akin,A. AU - Bernard,Robert ED - World Health Organization. TI - Manual for the provision of intrauterine devices (IUDs SN - 9241541431 PY - 1980/// CY - Geneva PB - World Health Organization KW - Intrauterine devices KW - Manuals UR - http://apps.who.int/iris/ ER -