Frette, C Blood eosinophilia and FEV1. Cross-sectional and longitudinal analyses. [electronic resource] - The American review of respiratory disease May 1991 - 987-92 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0003-0805 Standard No.: 10.1164/ajrccm/143.5_Pt_1.987 doi Subjects--Topical Terms: AdultAsthma--epidemiologyCross-Sectional StudiesEosinophilia--epidemiologyForced Expiratory VolumeHumansLongitudinal StudiesLung Diseases, Obstructive--epidemiologyMaleParis--epidemiologyRisk FactorsSkin TestsSmoking--blood