Cardoso, María Lorena, Diana Emilia Falcón, and Andrea Verónica Galiana. “Opciones De Tratamiento En Un Paciente Con pérdida Prematura De Segundos Molares Primarios: Zapato Distal Modificado Treatment Options in a Patient With Primary Second Molar Premature Loss: Modified Distal Shoe Space Maintainer”. Universitas Odontologica 35, no. 75 (January 6, 2017). Accessed July 12, 2025. https://revistas.javeriana.edu.co/index.php/revUnivOdontologica/article/view/18126.