Piyanant Chonmaitree Asawin Sudcharoen Piyakorn PoonyamTherdkiat Trongwongsa. (2016) DOXYCYCLINE-INDUCED LARGE ESOPHAGEAL ULCER RESEMBLING ESOPHAGEAL CANCER. <i>Journal of Medicine and Health Sciences</i>, <i>23</i>(3), 83-87.Piyanant Chonmaitree Asawin Sudcharoen Piyakorn PoonyamTherdkiat Trongwongsa. "DOXYCYCLINE-INDUCED LARGE ESOPHAGEAL ULCER RESEMBLING ESOPHAGEAL CANCER". Journal of Medicine and Health Sciences 23 (2016):83-87.Piyanant Chonmaitree Asawin Sudcharoen Piyakorn PoonyamTherdkiat Trongwongsa. DOXYCYCLINE-INDUCED LARGE ESOPHAGEAL ULCER RESEMBLING ESOPHAGEAL CANCER. Faculty of Medicine,Srinakharinwirot University:ม.ป.ท. 2016.