Nevus of Ota with Rare Palatal Involvement: A Case Report with Emphasis on Differential Diagnosis Sharma 2011 Case Reports in Dentistry Wiley Online Library Blue Nevus of the Hard Palate in a 12 Year Old Male Patient: A Case Report with Review of the Literature Citalopram Induced Oral Melanotic Macules in a Female Patient and a Review of the Literature Cureus A Rare Case of Melanosis of the Hard Palate Mucosa in a Patient with Chronic Myeloid Leukemia Romeo 2015 Case Reports in Dentistry Wiley Online Library