Samakeenit, B., Saksiriwuttho, P., Ratanasiri, T. and Komwilaisak, R. (2015) “Amniotic Fluid Index (AFI) for Normal Pregnant Women in Northeastern Thailand”, Thai Journal of Obstetrics and Gynaecology. Bangkok, Thailand, 23(1), pp. 12–17. doi: 10.14456/tjog.2015.2.