title: Reply to Merkel cell carcinoma and Azzopardi phenomenon.
authors.forename: Mark R
authors.initials: MR
authors.lastname: Wick
authors.forename: James W
authors.initials: JW
authors.lastname: Patterson
mesh_terms: D014408:Biomarkers, Tumor / Q000032:analysis; D001808:Blood Vessels / Q000737:chemistry / Q000473:pathology; D015266:Carcinoma, Merkel Cell / Q000098:blood supply / Q000737:chemistry / Q000473:pathology*; D004396:Coloring Agents / Q000737:chemistry; D003937:Diagnosis, Differential; D006416:Hematoxylin / Q000737:chemistry; D006801:Humans; D053554:Keratin-20 / Q000032:analysis; D009336:Necrosis; D012878:Skin Neoplasms / Q000098:blood supply / Q000737:chemistry / Q000473:pathology*
chemical_list: D014408:Biomarkers, Tumor; D004396:Coloring Agents; C507499:KRT20 protein, human; D053554:Keratin-20; D006416:Hematoxylin