Placebo-controlled study of inhaled budesonide on indices of airway inflammation in bronchoalveolar lavage fluid and bronchial biopsies in cross-country skiers. - Sue-Chu,M.; Karjalainen,E.M.; Laitinen,A.; Larsson,L.; Laitinen,L.A.; Bjermer,L. (Respiration, 2000)