title: The role of sentinel lymph node biopsy in breast cancer: certification under the MARS regulations.
mesh_terms: D001706:Biopsy; D001943:Breast Neoplasms / Q000000981:diagnostic imaging* / Q000556:secondary*; D002568:Certification; D002985:Clinical Protocols; D005260:Female; D015902:Gamma Cameras; D006801:Humans; D008197:Lymph Node Excision; D008207:Lymphatic Metastasis / Q000175:diagnosis* / Q000000981:diagnostic imaging*; D011877:Radionuclide Imaging; D019275:Radiopharmaceuticals; D006113:United Kingdom