Pigmented Lesions Springer Nature Link Labial melanotic macule (brown spot on lip) (Stony Brook Case 1) dermatology dermatopathology YouTube Simple cryosurgical treatment of the oral melanotic macule ScienceDirect Melanotic macules of the tongue in a newborn Journal of the American Academy of Dermatology Oral melanotic macule and primary oral malignant melanoma: Epidemiology, location involved, and clinical implications Oral Surgery, Oral Medicine, Oral Pathology, Oral Radiology and Endodontics