Planning for lymph node mapping.
D001706:Biopsy; D017408:Guidelines as Topic; D006801:Humans; D008197:Lymph Node Excision; D008207:Lymphatic Metastasis / Q000000981:diagnostic imaging*; D010353:Patient Education as Topic; D019990:Perioperative Care / Q000592:standards*; D011835:Radiation Protection / Q000592:standards; D011877:Radionuclide Imaging; D014481:United States