Ratanasiri, Thawalwong, Witoon Prasertcharoensuk, Saman Leuangwattanawanit, Goonapa Fucharoen, and Chamras Wongkam. 2013. “Preliminary Experiences With Cordocentesis at Srinagarind Hospital”. Srinagarind Medical Journal 9 (3):116-23. https://li01.tci-thaijo.org/index.php/SRIMEDJ/article/view/13756.