The physiology of oral hygiene and recent research with special reference to accessory food factors and the incidence of dental caries
Wallace, Sim J.
The physiology of oral hygiene and recent research with special reference to accessory food factors and the incidence of dental caries - 2a ed. - London : Tindall & Cox, 1929. - 228 p. ; 22 cm.
The physiology of oral hygiene and recent research with special reference to accessory food factors and the incidence of dental caries - 2a ed. - London : Tindall & Cox, 1929. - 228 p. ; 22 cm.