JOHANSEN, E A system for recording oral conditions and dental lesions in the syrian hamster. [electronic resource] - Journal of dental research Aug 1953 - 578-84 p. digital Publication Type: Journal Article ISSN: 0022-0345 Standard No.: 10.1177/00220345530320041901 doi Subjects--Topical Terms: AgnosiaAnimalsAnimals, LaboratoryCricetinaeDental CariesDiseaseMesocricetusPeriodontal DiseasesPeriodontium