Medical Sciences / Internal Medicine (General Medicine) / Medical Education / Biology / Medicine / Biological Sciences / Chemestry / Latinoamerica / Inorganic Chemistry, Bioinorganic Chemistry, Coordination Chemistry, Nanotechnology, Material Science, Metallo-Organic Chemistry, Actinides, Thorium Compounds / Universidad Nacional Mayor de San Marcos / Biological Sciences / Chemestry / Latinoamerica / Inorganic Chemistry, Bioinorganic Chemistry, Coordination Chemistry, Nanotechnology, Material Science, Metallo-Organic Chemistry, Actinides, Thorium Compounds / Universidad Nacional Mayor de San Marcos