Wallobh Parnpoonsup. (1998) Cryopreservation of embryos and oocytes. <i>Journal of Medicine and Health Sciences</i>, <i>5</i>(2), 105-110.Wallobh Parnpoonsup. "Cryopreservation of embryos and oocytes". Journal of Medicine and Health Sciences 5 (1998):105-110.Wallobh Parnpoonsup. Cryopreservation of embryos and oocytes. Faculty of Medicine,Srinakharinwirot University:ม.ป.ท. 1998.