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Direct medical cost of chronic obstructive pulmonary disease in the U.S.A.
M.M. WARD, H.S. JAVITZ, W.M. SMITH, A. BAKSTVolume:
94
Year:
2000
Language:
english
DOI:
10.1053/rmed.2000.0933
File:
PDF, 170 KB
english, 2000