Vantok, N., A. Thumphoemphol, N. Janson, and N. Suksamanapun. “Relationship Between Stool Color and Serum Direct Bilirubin in Children with Biliary Atresia”. Siriraj Medical Bulletin, vol. 17, no. 4, Oct. 2024, pp. 281-90, doi:10.33192/smb.v17i4.267540.