RT Journal Article SR Electronic T1 Importance de distinguer l’asthme de la maladie pulmonaire obstructive chronique en première ligne JF Canadian Family Physician JO Can Fam Physician FD The College of Family Physicians of Canada SP e240 OP e246 DO 10.46747/cfp.6709e240 VO 67 IS 9 A1 Anthony D. D’Urzo A1 David Price A1 Peter Kardos A1 M. Reza Maleki-Yazdi YR 2021 UL http://www.cfp.ca/content/67/9/e240.abstract AB