(Q34527761)
Statements
1 reference
Chronic obstructive pulmonary disease surveillance--United States, 1971-2000. (English)
1 reference
David M Mannino
1 reference
David M Homa
1 reference
Lara J Akinbami
1 reference
Earl S Ford
1 reference
Stephen C Redd
1 reference
1 October 2002
1 reference
1 reference