Avidor, I 'Atypical' blue nevus--a benign variant of cellular blue nevus. Presentation of three cases. [electronic resource] - Dermatologica 1977 - 39-44 p. digital Publication Type: Case Reports; Journal Article ISSN: 0011-9075 Subjects--Topical Terms: AdultBiopsyChild, PreschoolFemaleFollow-Up StudiesHumansMaleNevus, Pigmented--diagnosisSkin--pathology