Lai และ Lan Phuong. (1997) The relationship between induced abortion/MR and accessibility of family planning services in Vietnam /. Mahidol University,:ม.ป.ท.Lai และ Lan Phuong. 1997. The relationship between induced abortion/MR and accessibility of family planning services in Vietnam /. ม.ป.ท.:Mahidol University,;Lai และ Lan Phuong. The relationship between induced abortion/MR and accessibility of family planning services in Vietnam /. ม.ป.ท.:Mahidol University, 1997. Print.