YIH-LEONG CHANG2018-09-102018-09-102008http://www.airitilibrary.com/Publication/Index/10239855-200808-23-4-290-296-ahttp://scholars.lib.ntu.edu.tw/handle/123456789/340288Intrabronchiolar Involvement in Early Stage Pulmonary Sarcoidosis Presenting as Air Trapping: A Case Reportjournal article