RT Journal Article SR Electronic T1 Cervical intraepithelial neoplasia in women presenting with external genital warts JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 598 OP 599 VO 166 IS 5 A1 Howard, Michelle A1 Sellors, John A1 Lytwyn, Alice YR 2002 UL http://www.cmaj.ca/content/166/5/598.abstract