Maysa Lannes Duarte; Mariana Coutinho Sancas; Renata Perez Vianna Silva; Aline de Almeida Neves; Laura Guimarães Primo. DEVELOPMENT OF A MULTIMODAL TOOL TO SUPPORT TEACHING OF ROOT CANAL ANATOMY OF PRIMARY MOLARS: AN OBSERVATIONAL CROSS-SECTIONAL STUDY TO EVALUATE THE ACCEPTANCE OF UNDERGRADUATE STUDENTS: Received: 22nd December 2022 Revised: 04th June 2024 Accepted: 24th April 2024. pijtel 2024, 8, 112-130.