by El Gazzar, Ahmed G., Belal, Khaled M., Essawy, Tarek S., Abd-Elfattah, Neveen M.
Published in The Egyptian Journal of Bronchology (01.12.2019)

by Bilal, Khalid M., Said, Imtithal A., Hasan, Walid A., Hafiz, Shayma M., al-Tanawy, Rifat M.
Published in Egyptian Rheumatology and Rehabilitation (01.04.2015)

by Salahy, Mahmoud M. Al, Elmahdy, Mohammad A., Gouda, Tahany M., Belal, Khaled M., Elnahas, Shiemaa M.
Published in Egyptian Journal of Bronchology (01.04.2018)

by El Tanawy, Refaat M., Belal, Khaled M., Hassan, Waleed A., Said, Emtesal A., Hafez, Shaimaa M.
Published in Egyptian Rheumatology and Rehabilitation (01.04.2016)

by Alsalahy, Mahmood M., Shahin, Yaser A., Belal, Khaled M.
Published in Turkish Thoracic Journal/Turk Toraks Dergisi (01.03.2011)

by Alsalahy, Mahmood M, Shahin, Yaser A, Belal, Khaled M
Published in Turkish Thoracic Journal (01.03.2011)