title: Primary bone tumors in children.
mesh_terms: D000293:Adolescent; D000367:Age Factors; D001859:Bone Neoplasms / Q000175:diagnosis* / Q000628:therapy; D002648:Child; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D008297:Male