RT Journal Article SR Electronic T1 Using Spirometry to Appropriately Diagnose COPD JF The Annals of Family Medicine JO Ann Fam Med FD American Academy of Family Physicians SP iii OP iii DO 10.1370/afm.1722 VO 13 IS 1 A1 Tessa Rohrberg YR 2015 UL http://www.annfammed.org/content/13/1/iii.abstract AB