Nickel KB, Wallace AE, Warren DK, Ball KE, Mines D, Fraser VJ, Olsen MA. Modification of claims-based measures improves identification of comorbidities in non-elderly women undergoing mastectomy for breast cancer: a retrospective cohort study. BMC Health Serv Res. 2016 Aug 16;16(a):388. doi: 10.1186/s12913-016-1636-7
Olsen MA, Nickel KB, Margenthaler JA, Fox IK, Ball KE, Mines D, Wallace AE, Colditz GA, Fraser VJ. Development of a risk prediction model to individualize risk factors for surgical site infection after mastectomy. Ann Surg Oncol. 2016 Aug;23(8):2471-9. doi: 10.1245/s10434-015-5083-1