Kopans, D B Preoperative needle localization of lesions in the lower half of the breast: needle entry from below. [electronic resource] - AJR. American journal of roentgenology Nov 1987 - 1079-80 p. digital Publication Type: Letter ISSN: 0361-803X Standard No.: 10.2214/ajr.149.5.1079 doi Subjects--Topical Terms: Breast Neoplasms--diagnosisFemaleHumansNeedles