Kurian Allison W, Griffith Kent A, Hamilton Ann S, Ward Kevin C, Morrow Monica, Katz Steven J, Jagsi Reshma
Stanford University, Department of Medicine, Stanford, California.
University of Michigan, Department of Biostatistics, Ann Arbor.
JAMA. 2017 Feb 7;317(5):531-534. doi: 10.1001/jama.2016.16918.