Adapting therapeutic strategies for the treatment of osteosarcoma in pediatrics: Collaborative experience of the Central American Association of Pediatric Hemato-Oncology (AHOPCA). (2017). Revista Ciencias De La Salud Y Educación Médica , 1(1), 22-27. https://revistas.unan.edu.ni/index.php/Salud/article/view/3747