Prospective randomized clinical trial comparing intradermal, intraparenchymal, and subareolar injection routes for sentinel lymph node mapping and biopsy in breast cancer. - Povoski SP; Olsen JO; Young DC; Clarke J; Burak WE; Walker MJ; Carson WE; Yee LD; Agnese DM; Pozderac RV; Hall NC; Farrar WB (Annals of surgical oncology, 2006)