_:vb50950571 "A teeth hard tissue disease that is characterized by damage to a tooth that can happen when decay-causing bacteria in your mouth make acids that attack the tooth\u2019s surface, or enamel."^^ . _:vb50950571 . _:vb50950571 "url:https://www.nidcr.nih.gov/health-info/tooth-decay"^^ . _:vb50950571 . _:vb50950571 . _:vb50950571 .