Badr Hospital - Helwan University and Kafrelseikh University Hospital, Cairo, Egypt
Kafrelsheikh University, Kafr Ash Shaykh, Kafrelsheikh, Egypt
Kafr Al-Sheikh University, Kafr Ash Shaykh, Egypt
Walid Elamrousy, Kafr Ash Shaykh, Egypt
Damanhour teaching hospital and private clinics, Kafr Ash Shaykh, Egypt
Kafr Elsheikh University Hospital, Kafr Ash Shaykh, Egypt
Kafr Elsheikh University Hospital, Kafr Ash Shaykh, Egypt
Kafr Elsheikh University Hospital, Kafr Ash Shaykh, Egypt
Kafr Elsheikh University Hospital, Kafr Ash Shaykh, Egypt