RT Journal Article SR Electronic T1 Office management of a palpable breast lump with aspiration JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 693 OP 696 DO 10.1503/cmaj.090416 VO 182 IS 7 A1 Ruth E. Heisey A1 David R. McCready YR 2010 UL http://www.cmaj.ca/content/182/7/693.abstract