Vilayvanh Banouvong. (1997) Contraceptive use among married women in Luangprabang district of Lao PDR. Mahidol University,:ม.ป.ท.Vilayvanh Banouvong. 1997. Contraceptive use among married women in Luangprabang district of Lao PDR. ม.ป.ท.:Mahidol University,;Vilayvanh Banouvong. Contraceptive use among married women in Luangprabang district of Lao PDR. ม.ป.ท.:Mahidol University, 1997. Print.