Plomp, E.

skin cancer cancer lesion keratosi study actinic patient cell carcinoma location carcinoma article actinic keratosis ak lesion venereology dermatology european keratose progression dermatol european academy melanoma academy authors journal table study population author outcome month development population criteria search ak lesions basal determinant jeadv follow-up time domain actinic keratoses prognostic evidence tumor journal exclusion fluence venereology smit embase graham follow-up al .14 rennie g appraisal extremity exclusion criteria ª 2012 cutaneou inclusion result design cochrane medline difference query proximity tumor progression fi nal decision syntax literature § research question – study design risk ¼ cases sample metapla skin cancer development validity retrospective nikolaou question tumour quality