Boonyarittipong, P. (2011) “Comparison of the Efficacy of Conventional Phototherapy and Double - surface Phototherapy for Neonatal Hyperbilirubinemia”, Vajira Medical Journal : Journal of Urban Medicine, 46(3), pp. 187–194. available at: https://he02.tci-thaijo.org/index.php/VMED/article/view/188 (accessed: 7 January 2026).