Rita Paisarntantiwang และ Thaovalai Thavaramara. (1997) Goggles for the protection of blood and body fluid duringvaginal delivery. <i>Journal of Medicine and Health Sciences</i>, <i>4</i>(1), 1-6.Rita Paisarntantiwang และ Thaovalai Thavaramara. "Goggles for the protection of blood and body fluid duringvaginal delivery". Journal of Medicine and Health Sciences 4 (1997):1-6.Rita Paisarntantiwang และ Thaovalai Thavaramara. Goggles for the protection of blood and body fluid duringvaginal delivery. Faculty of Medicine,Srinakharinwirot University:ม.ป.ท. 1997.