RT Journal Article SR Electronic T1 Need For Continuing Tuberculosis Surveillance In Previously Screened New Immigrants JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 61 OP 63 DO 10.3122/jabfm.6.1.61 VO 6 IS 1 A1 Shvartzman, Pesach A1 Froom, Jack YR 1993 UL http://www.jabfm.org/content/6/1/61.abstract AB