RT Journal Article SR Electronic T1 Cancer mortality among magazine printing workers JF Occupational and Environmental Medicine JO Occup Environ Med FD BMJ Publishing Group Ltd SP 527 OP 527 DO 10.1136/oem.54.7.527-a VO 54 IS 7 YR 1997 UL http://oem.bmj.com/content/54/7/527.2.abstract AB