References
AIN SHAMS UNIVERSITY
**
CAIRO UNIVERSITY
**
AL-AZHAR UNIVERSITY
**
6TH OF OCTOBER UNIVERSITY
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El-Demerdash hospital
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At-khasosy hospital
**
Cardiothoracic Academy
**
Banha University Hospital
**
sheikh zayed specialized hospital
**
Cleopatra hospital
**
Menoufia University Hospital
**
Menoufia Faculty Hospital
**
Zagazig University hospital
**
Al-ahrar Zagazig Teaching Hospital
**
Alhyatt heart Center
**
Cardio-Thoracic House
**
Medicine faculty Sohag university
**
Asuit university hospital
**
minia university
**
Faioum -El hayah
**
NB-hospital
**
Ahmed Maher hospital
**
Soad Kafafy hospital
**
NIDE
**
kasr al ainy -faculty of medicine
**
**
cardio national institute
**
Dar al fouad hospital
**
al safwa hospital
**
**
Zaiton hospital
**
Dar el shfaa hospital
**
shifa hospital
**
Capital hospital
**
Delta heart center
**
FCC
**
alnas
**
msh
**
ASSIUT UNIVERSITY HOSPITAL
**
