RT Journal Article SR Electronic T1 Novel Use of the Sigmoidoscope to Perform Difficult Papanicolaou Smears JF The Journal of the American Board of Family Practice JO J Am Board Fam Med FD American Board of Family Medicine SP 233 OP 233 DO 10.3122/jabfm.17.3.233 VO 17 IS 3 A1 Raspa, Robert F. YR 2004 UL http://www.jabfm.org/content/17/3/233.abstract AB