Why follow-back studies should be interpreted cautiously: The case of an HPV-negative cervical lesion.

Giorgi Rossi P,Ronco G,Dillner J,Elfström KM,Snijders PJ,Arbyn M,Berkhof J,Carozzi F,Del Mistro A,De Sanjosè S,Bosch X,Petry KU,Poljak M,Naldoni C,Meijer CJ, ,