Vascular endothelial growth factor (VEGFA) gene variation in polycystic ovary syndrome in a Tunisian women population oleh Assila Ben Salem, Fatma Megdich, Olfa Kacem, Malek Souayeh, Faten Hachani Ben Ali, Sondes Hizem, Faouzi Janhai, Mounir Ajina, Muhammad Abu-Elmagd, Mourad Assidi, Mohammed H. Al Qahtani, Touhami Mahjoub