RT Journal Article SR Electronic T1 The Story of the Progress in Medicine JF British Journal of Industrial Medicine JO Br J Ind Med FD BMJ Publishing Group Ltd SP 163 OP 163 DO 10.1136/oem.22.2.163 VO 22 IS 2 A1 W. R. Lee YR 1965 UL http://oem.bmj.com/content/22/2/163.1.abstract AB