Muenpirom, P., K. Vejsitthangkul, K. Chantarayotha, and B. Namyotee. “Effects of oxytocin in different solutions on cord plasma bilirubin levels: systematic review”. The Clinical Academia, vol. 43, no. 1, Apr. 2019, pp. 13-24, https://he02.tci-thaijo.org/index.php/theclinicalacademia/article/view/169029.