Longitudinal behavior of orthodontic extraction spaces: a retrospective dental cast analysis - Valerio, Marcelo Vinicius; Garib, Daniela; Mendes, Lucas Marzullo; Junqueira-Mendes, Cintia Helena Zingaretti; Janson, Guilherme (American Journal of Orthodontics and Dentofacial Orthopedics, 2023)