RT Journal Article SR Electronic T1 Occupational Health Services—the Way Ahead JF British Journal of Industrial Medicine JO Br J Ind Med FD BMJ Publishing Group Ltd SP 335 OP 337 DO 10.1136/oem.35.4.335 VO 35 IS 4 A1 J. A. Bonnell YR 1978 UL http://oem.bmj.com/content/35/4/335.abstract AB