https://www.selleckchem.com/pr....oducts/Camptothecine
BACKGROUND The role of bronchoalveolar lavage fluid (BAL) lymphocyte% to diagnose chronic hypersensitivity pneumonitis (CHP) is unclear. We conducted a systematic review and meta-analysis of BAL lymphocyte% in the diagnosis of CHP. METHODS We searched Medline, Embase and Cochrane library from inception to August 2019. Individual patient data were obtained to test performance characteristics of BAL lymphocyte% at different thresholds. Random-effects models were used for pooled estimates, with comparisons made between CHP and non-CH
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