benjamin s goins brooke army medical center, cardiology section, texas, usa aaron henderson hematology and oncology department, brooke army medical center, san antonio, texas, usa charles k lin brooke army medical center, cardiology section, texas, usa anthony charmforoush department of medicine, brooke army medical center, san antonio, texas, usa takor b arrey-mbi department of medicine, brooke army medical center, san antonio, texas, usa ryan l prentice brooke army medical center, cardiology section, texas, usa

oldooz aloosh fellowship in pulmonology, chronic respiratory diseases research center, masih daneshvari hospital, shahid beheshti university of medical sciences, tehran, iran haleh afshar anesthesiologist, department of anesthesiology, lorestan university of medical sciences, khoram abad, iran niloufar dadashpour anesthesiologist, department of anesthesiology, lorestan university of medical sciences, khoram abad, iran arda kiani pulmonologist, chronic respiratory diseases research center, masih daneshvari hospital, shahid beheshti university of medical sciences, tehran, iran majid golestani eraghi anesthesiologist, fellowship in intensive care, lung transplantation research center, national research institute of tuberculose and lung disease, masih daneshvari hospital, shahid beheshti of medical sciences, tehran, iran