Title of article :
Vitrification versus conventional cryopreservation technique Comment by: Yasser Orief, M.D. Askan Schultze-Mosgau, M.D. Safaa Al-Hasani, M.D.
Author/Authors :
Orief, Yasser Shatby Maternity Hospital - Department of Obstetrics and Gynaecology, Alexandria , Schultze-Mosgau, Askan , Al-Hasani, Safaa
