1.
Suntharasaj T, Sinpisut P. Are there any changes in twin deliveries at Songklanagarind Hospital during different periods of time?. Thai J Obstet Gynaecol [internet]. 1999 Jul. 1 [cited 2026 Sep. 28];11(3):149-53. available from: https://he02.tci-thaijo.org/index.php/tjog/article/view/257132