Dr. Mohamed S. Al-Moamary
King Abdulaziz Medical City, Riyadh
King Saud Bin Abdulaziz University for Health Sciences
almoamary@yahoo.com  

   Managing Editor

Dr. Alaa M. Gouda
King Abdulaziz Medical City, Riyadh

    Associate Editors

Prof. Ahmed S. BaHammam
King Khalid University Hospital
King Saud University

Prof. Emad A. Koshak
King Abdulaziz University

Dr. Mohammed O. Alanezi
King Abdulaziz Medical City, Riyadh

Dr. Hatem F. Al Ameri
Mafraq Hospital, Abu Dhabi, United Arab Emirates

Dr. Khalid F. Al-Mobeireek
King Khalid University Hospital
King Saud University

    Editorial Staff

Saif H. Babiker: STS Secretary

    Advisory Board

Prof. Mohamed S Al-Hajjaj
Chairman, Saudi Thoracic Society
King Saud University

Prof. Faisal A. Al-Kassimi
King Saud University

Prof. Khaled M. Al-Kattan
King Saud University

Prof. Abdullah F. Al-Mobeireek
King Faisal Specialist Hospital & Research Center

     Bio-statistician

Dr. Hani Tamem
King Saud Bin Abdulaziz University for Health Sciences

     International Board

Prof. Mark Fitzgerald
University of British Columbia
Vancouver, BC, Canada 

Prof. Sverre Vedal
University of Washington
Seattle, Washington, USA 

Prof. Tarek Safwat
Ain Shams University
Cairo, Egypt

Prof. Dick Menzies 
Montreal Chest Institute, McGill University Montreal, QC, Canada

Prof. Qutayba Hamid
McGill University Montreal, QC, Canada

     Editorial Board

Dr. Abdullah A. Abba
Riyadh Medical Complex Hospital, Riyadh

Dr. Abdullah A. Al-Shimemeri
King Saud Bin Abdulaziz University for Health sciences
King Abdulaziz Medical City, Riyadh

Dr. Ayman B. Krayem
King Khalid National Guard Hospital, Jeddah

Dr. Fahad Al Rabiah
King Faisal Specialist Hospital, Riyadh

Dr. Fouad H. Al-Dayel
King Faisal Specialist Hospital, Riyadh

Dr. Ghazi A. Al-Otaibi
King Faisal University, Dammam

Dr. Hamdan H. Al-Jahdali
King Abdulaziz Medical City, Riyadh

Dr. Imad S. Hassan
King Abdulaziz Medical City, Riyadh

Dr. Javed H. Khan
Jeddah Armed Hospital, Jeddah

Dr. Majdy M. Idrees
Riyadh Armed Hospital, Riyadh

Dr. Maha M. Al Dabbag
Riyadh Armed Hospital, Riyadh

Dr. Khader Al Zahrani
King Fahad Medical City, Riyadh

Dr. Yasser Mandourah
Riaydh Military Hospital, Riyadh

Prof. Omar S. Al-Amoudi
King Abdulaziz University, Jeddah

Mr. Mohammed Al Ahmari
Prince Sultan for Health Sciencies, Dahran

Dr. Sana Almutairy
Kuwait University, Kuwait

Dr. Siraj O. Wali
King Khalid National Guard Hospital, Jeddah

Dr. Thamer H. Al- Al-Khouzaie
ARAMCO Hospital, Dahran

Dr. Yaseen Al Arabi
King Abdulaziz Medical City, Riyadh