Dental Pain in Preschool Children Using the Brazilian Dental Discomfort Questionnaire and its Association with Dental Caries and Socioeconomic Factors - Aillon, Ivonne Elena Vasquez; Tello, Gustavo; Faria, Patricia Correa; Abanto, Jenny; Oliveira, Luciana Butini; Bönecker, Marcelo (Pediatric Dentistry, 2020)