This is a preview. Log in through your library . Abstract In this research, the effectiveness of various blending and sonication techniques were investigated for extracting particle-associated ...
Canadian Journal of Public Health / Revue Canadienne de Santé Publique, Vol. 63, No. 4 (July / August 1972), pp. 355-358 (4 pages) By comparing the results of the Confirmed and Completed Tests in the ...
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