Relation of Changes in PEF and FEV1 During Salbutamol‐Induced Bronchodilation After Methacholine Challenge Test. - Csonka, Leon L.; Tikkakoski, Antti; Vuotari, Liisa; Karjalainen, Jussi; Lehtimäki, Lauri; Pini, Laura (Pulmonary Medicine, 2025)