J R Hampton, M J Harrison, J R Mitchell, J S Prichard, C Seymour
Hampton J R, Harrison M J, Mitchell J R, Prichard J S, Seymour C.
Relative contributions of history-taking, physical examination, and laboratory investigation to diagnosis and management of medical outpatients.
Br Med J 1975; 2 :486
doi:10.1136/bmj.2.5969.486