1. Prince of Songkla University,Faculty of Medicine,Department of Biomedical Sciences and Biomedical Engineering,Hat Yai, Songkhla,Thailand
2. Prince of Songkla University,Reproductive Medicine Unit, Faculty of Medicine,Department of Obstetrics and Gynecology,Hat Yai, Songkhla,Thailand
3. Prince of Songkla University,Faculty of Medicine,Department of Obstetrics and Gynecology,Hat Yai, Songkhla,Thailand