Immediate referral to colposcopy versus cytological surveillance for minor cervical cytological abnormalities in the absence of HPV test., Kyrgiou, Maria, Kalliala Ilkka E. J., Mitra Anita, Fotopoulou Christina, Ghaem-Maghami Sadaf, Martin-Hirsch Pierre Pl, Cruickshank Margaret, Arbyn M., and Paraskevaidis Evangelos , Cochrane Database Syst Rev, 2017 01 26, Volume 1, p.CD009836, (2017)