Panupan Wisetwoharn และ Oraphan Aswakul. (2019) Respiratory Distress in Early Premature Newborns with Suboptimal Antenatal Steroid. <i>Thai Journal of Obstetrics and Gynaecology</i>, <i>27</i>(4), 195-202.Panupan Wisetwoharn และ Oraphan Aswakul. "Respiratory Distress in Early Premature Newborns with Suboptimal Antenatal Steroid". Thai Journal of Obstetrics and Gynaecology 27 (2019):195-202.Panupan Wisetwoharn และ Oraphan Aswakul. Respiratory Distress in Early Premature Newborns with Suboptimal Antenatal Steroid. PIMDEE Co. Ltd.:ม.ป.ท. 2019.