RT Journal Article SR Electronic T1 Asthma and body mass definitions affect estimates of association: evidence from a community-based cross-sectional survey JF ERJ Open Research JO erjor FD European Respiratory Society SP 00076-2019 DO 10.1183/23120541.00076-2019 VO 5 IS 4 A1 Francisca de Castro Mendes A1 Inês Paciência A1 João Cavaleiro Rufo A1 Diana Silva A1 Pedro Cunha A1 Mariana Farraia A1 Luís Delgado A1 Pedro Moreira A1 André Moreira YR 2019 UL http://openres.ersjournals.com/content/5/4/00076-2019.abstract AB