Mannitol vs. methacholine in the evaluation of airway responsiveness in bakers' asthma. - NOWAKOWSKA-ŚWIRTA, EWA; WISZNIEWSKA, MARTA; LIPIŃSKA-OJRZANOWSKA, AGNIESZKA; WALUSIAK-SKORUPA, JOLANTA; Lipińska-Ojrzanowska, Agnieszka (International Journal of Occupational Medicine & Environmental Health, 2020)