Limpanyalert, P. and Manotaya, S. (2001) “Standard Curve of Symphysial-Fundal Height Measurement and Pregnancy Characteristics in Pregnant Women at King Chulalongkorn Memorial Hospital”, Thai Journal of Obstetrics and Gynaecology. Bangkok, Thailand, 13(4), pp. 197–206. available at: https://he02.tci-thaijo.org/index.php/tjog/article/view/256647 (accessed: 29 September 2026).