In situ effect of a commercial CPP-ACP chewing gum on the human enamel initial erosion - Alencar, Catarina Ribeiro Barros de; Magalhães, Ana Carolina; Machado, Maria Aparecida de Andrade Moreira; Oliveira, Thais Marchini de; Honório, Heitor Marques; Rios, Daniela (Journal of Dentistry, 2014)