1. Sample size tables for clinical, laboratory and epidemiology studies. ([2018]) Authors: Machin, David, 1939-; Campbell, Michael J, 1950-; Tan, Say Beng; Tan, Sze Huey Record Type: Book Extent: 1 online resource (viii, 390 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗