RT Journal Article SR Electronic T1 US laws that protect tobacco users from employment discrimination JF Tobacco Control JO Tob Control FD BMJ Publishing Group Ltd SP 132 DO 10.1136/tc.2.2.132 VO 2 IS 2 A1 J. Malouff A1 J. Slade A1 C. Nielsen A1 N. Schutte A1 E. Lawson YR 1993 UL http://tobaccocontrol.bmj.com/content/2/2/132.abstract AB