Natthanon Ngamnil และ Kasemsis Kaewkiattikun. (2019) Prevalence of Exclusive Breastfeeding among Adolescent Mothers in Bangkok. <i>Thai Journal of Obstetrics and Gynaecology</i>, <i>27</i>(2), 73-81.Natthanon Ngamnil และ Kasemsis Kaewkiattikun. "Prevalence of Exclusive Breastfeeding among Adolescent Mothers in Bangkok". Thai Journal of Obstetrics and Gynaecology 27 (2019):73-81.Natthanon Ngamnil และ Kasemsis Kaewkiattikun. Prevalence of Exclusive Breastfeeding among Adolescent Mothers in Bangkok. PIMDEE Co. Ltd.:ม.ป.ท. 2019.