RT Journal Article SR Electronic T1 Is spirometry necessary to diagnose and control asthma? JF Cleveland Clinic Journal of Medicine JO Cleve Clin J Med FD Cleveland Clinic SP 597 OP 599 DO 10.3949/ccjm.84a.16078 VO 84 IS 8 A1 Latifi, Mani A1 Khatri, Sumita YR 2017 UL http://www.ccjm.org/content/84/8/597.abstract AB