1. Cancer: Diagnosis, Treatment, and Prognosis;Ackerman,1947
2. Examination for Neoplastic and Non-Neoplastic Lesions of the Oral Cavity;Berger;New York State D. J,1950
3. Differential Diagnosis of Oral Lesions;Bernier,1942
4. Diagnosis of Oral Tumors;Dingman;J. Oral Surg,1949
5. Dental Prosthesis and Intra-oral Epidermoid Carcinoma;Hoboek;Acta radiol,1949