Relationship between asbestos bodies in sputum and the number of specimens.

Abstract

OBJECTIVES This study investigated the relationship between asbestos body identification and the number of sputum specimens obtained from each subject. METHODS The presence of asbestos bodies in sputum was studied in 142 asbestos workers with former low-exposure levels; the number of specimens collected during 1-3 weeks varied from 2 to more than 4… (More)

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