Thonginnetra, S., & Luevisadpaibul, C. (2014). Incidence and natural history of suspected innocent heart murmur in neonates at HRHPrincess Maha Chakri Sirindhorn Medical Centre. Journal of Medicine and Health Sciences, 21(1), 45–53. retrieved from https://he01.tci-thaijo.org/index.php/jmhs/article/view/58681