Kongyon S, Puangsricharern A. Prevalence of Chromosomal Abnormalities by Genetic Amniocentesis for Prenatal Diagnosis at Rajavithi Hospital : 1999-2002. Thai J Obstet Gynaecol [internet]. 2017 Apr. 20 [cited 2025 Apr. 27];15(4):201-7. available from: https://he02.tci-thaijo.org/index.php/tjog/article/view/83783