Vachani A, Pass HI, Rom WN, Midthun DE, Edell ES, Laviolette M, Li XJ, Fong PY, Hunsucker SW, Hayward C, Mazzone PJ, Madtes DK, Miller YE, Walker MG, Shi J, Kearney P, Fang KC, Massion PP. Validation of a multiprotein plasma classifier to identify benign lung nodules. J Thorac Oncol. 2015 Apr; 10(4):629-37.