RT Journal Article SR Electronic T1 Book reviews JF British Journal of Industrial Medicine JO Br J Ind Med FD BMJ Publishing Group Ltd SP 337 OP 338 DO 10.1136/oem.35.4.337-a VO 35 IS 4 A1 Cuthbert, J. W. YR 1978 UL http://oem.bmj.com/content/35/4/337.2.abstract AB