1 International Journal of Health Science ISSN 2764-0159 DOI 10.22533/at.ed.1593712308091 International Journal of Health Science v. 3, n. 71, 2023 All content in this magazine is licensed under a Creative Com- mons Attribution License. Attri- bution-Non-Commercial-Non- Derivatives 4.0 International (CC BY-NC-ND 4.0). VALIDATION OF A NEW METHOD FOR DOSE DETERMINATION IN RADIOSURGERY: “THE SOSA MODEL” Santiago Valenzuela Sosa Dominican Gamma Knife Center, CEDIMAT, Plaza de la Salud, Santo Domingo, Dominican Republic (CGKD) Peralta Dr. Darío Contreras Teaching Hospital, Santo Domingo, Dominican Republic (HDDC) Valenzuela MA Espaillat Cabral Ophthalmological Center, Santo Domingo, Dominican Republic (COEC) Fermín R Department of Radiology of CEDIMAT, Plaza de la Salud, Santo Domingo, Dominican Republic Speckter H Dominican Gamma Knife Center, CEDIMAT, Plaza de la Salud, Santo Domingo, Dominican Republic (CGKD) Bidó J Dominican Gamma Knife Center, CEDIMAT, Plaza de la Salud, Santo Domingo, Dominican Republic (CGKD) Hernández G Dominican Gamma Knife Center, CEDIMAT, Plaza de la Salud, Santo Domingo, Dominican Republic (CGKD)