1. Primary hyperparathyroidism with giant cell tumors of the maxilla: report of case;Carlotti;J Oral Surg,1969
2. A review of hyperparathyroidism and an interesting case presenting with a giant cell lesion;Chapnick,1971
3. Primary hyperparathyroidism detected by gingival biopsy;Whiteman;J Periodontol,1978
4. Pathologic quiz case 1;Beasley;Arch Otolaryngol,1979
5. Primary hyperparathyroidism: changes in the pattern of clinical presentation;Mundy;Lancet,1980