[1] Univ Texas MD Anderson Canc Ctr, Thorac Head & Neck Med Oncol, Houston, TX 77030 USA
[2] MD Anderson, Translat Mol Pathol, Houston, TX USA
[3] Univ Texas MD Anderson Canc Ctr, Dept Bioinformat & Computat Biol, Houston, TX 77030 USA
[4] Univ Texas MD Anderson Canc Ctr, Thorac Head & Neck Med Oncol, Houston, TX 77030 USA