1. Neoplasms in the parotid gland;Poulsen;Ugeskrift for Laeger,1985
2. Fine-needle aspiration cytological investigation of parotid tumours;Knudsen;Ugeskrifi for Laeger,1985
3. Tumours in the parotid gland;Eriksen;Ugeskrifi for Laeger,1985
4. Histological and Clinical aspects of parotid tumours;Eneroth;Acta Otolaryngologica, Supplement,1964
5. Warthin's Tumor, a Multifocal Disease