Y. El-sayed
发表
S. A. Al Dousary,
Y. El-sayed,
1996,
The Journal of otolaryngology.
Y. El-sayed,
A. Al-Sarhani,
A. Al-Essa,
1997,
Clinical otolaryngology and allied sciences.
Y. El-sayed,
Yousry El-Sayed,
1992,
The Journal of Laryngology & Otology.
Y. El-sayed,
1998,
The Journal of Laryngology & Otology.
Y. El-sayed,
2002
.
Y. El-sayed,
1992,
The Journal of Laryngology & Otology.
Y. El-sayed,
A. al-Serhani,
1997,
The Journal of Laryngology & Otology.
Y. El-sayed,
H. Al-Muhaimeid,
1993,
The Journal of Laryngology & Otology.
T. Morsy,
Y. El-sayed,
E. Ibrahim,
2020
.
Y. El-sayed,
1998,
American journal of otolaryngology.
Y. El-sayed,
1995,
The Journal of otolaryngology.
A. Abdel-Aziz,
Y. El-sayed,
Hesham K. Abdelaziz,
2019,
Journal of the Egyptian Society of Parasitology.
Y. El-sayed,
H. Soylu,
N. Wiseman,
2013,
Neonatal Network.
Y. El-sayed,
A. Abdelkhalek,
F. Basiony,
2020,
Al-Azhar International Medical Journal.