Virasack Banouvong. (1999) Contraceptive use among rural married women in Xiengngeun district, Luangprabang province, Lao PDR. Mahidol University,:ม.ป.ท.Virasack Banouvong. 1999. Contraceptive use among rural married women in Xiengngeun district, Luangprabang province, Lao PDR. ม.ป.ท.:Mahidol University,;Virasack Banouvong. Contraceptive use among rural married women in Xiengngeun district, Luangprabang province, Lao PDR. ม.ป.ท.:Mahidol University, 1999. Print.