Não informado. (2004). Journal of Clinical Oncology. American Society of Clinical Oncology.
Lua i Stíl Chicago (17ú heag.)Não informado. Journal of Clinical Oncology. Alexandria, Va: American Society of Clinical Oncology, 2004.
Lua MLA (8ú heag.)Não informado. Journal of Clinical Oncology. American Society of Clinical Oncology, 2004.
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