Change in Hygiene and Sugar Comsuption Habits After Use of Cognitive Behavioral Therapy in Pediatric Dentistry in Twins

Inclusion Criteria: * Twin children born at the Hospital de Clínicas de São Paulo between 2007 and 2014; * Children whose mothers were followed up at the Multiple Pregnancy Unit; * Guardians who sign the informed consent form; * Children who sign the assent form. Exclusion Criteria: * Children whose families that cannot be contacted by phone call, email, or social media; * Children with medical or psychological conditions that prevent safe participation in the dental research.