By Seda Gilbert   Stafford Christopher C.   Parrish John S.   Praske Steven P.   Daheshia Massoud   in COPD: Journal of Chronic Obstructive Pulmonary Disease

ISSN:1541-2555|10|2|133-137

Informa Healthcare‎(2013)‎

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By Trayers Frederick J.   Simon John   Praske Steven P.   Christopher Kevi L.   in Military Medicine

ISSN:1930-613X|173|12|1188-1193

AMSUS - Association of Military Surgeons of the U.S.‎(2008)‎

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