Billroth’s Department of Dentistry/ Dental Surgery focuses on the prevention, diagnosis and treatment of diseases and irregularities involving the teeth, gums and other tissues of the mouth.Billroth’s Department of Dentistry/ Dental Surgery focuses on the prevention, diagnosis and treatment of diseases and irregularities involving the teeth, gums and other tissues of the mouth.Billroth’s Department of Dentistry/ Dental Surgery focuses on the prevention, diagnosis and treatment of diseases and irregularities involving the teeth, gums and other tissues of the mouth.Billroth’s Department of Dentistry/ Dental Surgery focuses on the prevention, diagnosis and treatment of diseases and irregularities involving the teeth, gums and other tissues of the mouth.