Cancerbackup: Osteosarcoma
- A childhood cancer that starts in the bone. Provides description of disease, causes, diagnosis, staging, grade, treatment, side effects, and references.
- http://www.cancerbackup.org.uk/Cancertype/Childrenscancers/Typesofchildrenscancers/Osteosarcoma

ACOR: Osteo-Sarcoma
- Mailing list and archives for the Osteosarcoma Support Group.
- http://listserv.acor.org/archives/osteo-sarcoma.html

Osteosarcoma Online
- Dedicated to improving the survival and quality of life for teens and young adults through patient care, education, and research. Includes facts, news, resources, and links.
- http://cancer.iu.edu/osteosarcoma/

NCI: Osteosarcoma/Bone Fibrous Histiocytoma
- Patient and health professionalal information summaries about the treatment of osteosarcoma/malignant fibrous histiocytoma of bone. Includes description, treatment options, and references.
- http://www.cancer.gov/cancertopics/pdq/treatment/osteosarcoma/

eMedicine: Osteosarcoma
- Article by Charles T Mehlman focuses on high-grade intramedullary osteosarcoma, the most common type of bone cancer. Includes introduction, lab studies, histologic findings, treatment, and pictures.
- http://www.emedicine.com/orthoped/topic531.htm

Childhood Cancer: Osteosarcoma
- Information for parents about the most common type of bone cancer. Includes risks, symtoms, diagnosis, various treatments, prognosis, and side effects.
- http://kidshealth.org/parent/medical/cancer/cancer_osteosarcoma.html