Vern-Gross TZ, Lawrence JA, Case LD, McMullen KP, Bourland JD, Metheny-Barlow LJ, Ellis TL, Tatter SB, Shaw EG, Urbanic JJ, Chan MD. Breast cancer subtype affects patterns of failure of brain metastases after treatment with stereotactic radiosurgery. J Neurooncol. 2012 Dec; 110(3):381-8.