Sofou, A In vitro study of transmission of bacteria from contaminated metal models to stone models via impressions. [electronic resource] - Clinical oral investigations Sep 2002 - 166-70 p. digital Publication Type: Journal Article ISSN: 1432-6981 Standard No.: 10.1007/s00784-002-0174-3 doi Subjects--Topical Terms: AlginatesBacillus subtilis--isolation & purificationCalcium SulfateColony Count, MicrobialDental AlloysDental Casting InvestmentDental Casting TechniqueDental Impression MaterialsDental Impression Technique--instrumentationEquipment ContaminationHumansLaboratories, DentalModels, Dental--microbiologyPolyvinylsResins, SyntheticRisk FactorsSiloxanesStainless SteelStatistics, NonparametricStreptococcus sanguis--isolation & purification