Media type: E-Article Title: The perpetual enigma of bronchoalveolar lavage fluid lymphocytosis in chronic hypersensitivity pneumonitis: is it of diagnostic value? Contributor: Bonella, Francesco; Costabel, Ulrich imprint: European Respiratory Society (ERS), 2020 Published in: European Respiratory Journal Language: English DOI: 10.1183/13993003.01534-2020 ISSN: 1399-3003; 0903-1936 Keywords: Pulmonary and Respiratory Medicine Origination: Footnote: Access State: Open Access