1. The employment of centrifugal force as an aid to the examination of sputum Author(s): Ashton, Thomas G. (Thomas George), 1867-1933 authorStewart, Alonzo Hamilton, 1867-1955, author Publication: [Philadelphia] : [publisher not identified], [1894] Subject(s): Sputum -- microbiologyMycobacterium tuberculosisCentrifugation
