| Literature DB >> 900027 |
J D Neefus, J C Lumsden, M T Jones.
Abstract
Cotton dust sampling by vertical elutriation has existed since 1970. Early medical correlations using this method of sampling used median values instead of mean values because of unexpected high and low values. The methodology necessary to obtain consistent results is difficult to achieve and worthy of review.Mesh：
Substances：
Year: 1977 PMID： 900027 DOI： 10.1080/0002889778507640
Source DB: PubMed Journal: Am Ind Hyg Assoc J ISSN： 0002-8894