Document Type : Original Article
Authors
1 Pulmonologist, Chronic Obstructive Pulmonary Disease Research Center, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
2 Resident of Internal Medicine, Chronic Obstructive Pulmonary Disease Research Center, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad , Iran
3 Pulmonologist, Cardio- Thoracic Surgery & Transplant Research Center, Emam Reza Hospital, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
4 Endocrinologist, Endocrinology Research Center, Faculty of Medicine, Mashhad University of Medical Sciences, Mashhad, Iran
Abstract
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