Clinical Reference / Quandaries in Dermatology / Benign Cephalic Histiocytosis, Benign Mucous Membrane Pemphigoid, Malignant Atrophic Papulosis, Malignant Syphilis, and Malignant Rheumatoid Arthritis?

Benign Cephalic Histiocytosis, Benign Mucous Membrane Pemphigoid, Malignant Atrophic Papulosis, Malignant Syphilis, and Malignant Rheumatoid Arthritis?

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