Affiliation: | (1) University of Kansas Medical Center, Kansas City, KS;(2) Southwest Oncology Group Statistical Center, Seattle, WA;(3) Ohio State University Health Care Center, Columbus, OH;(4) University of Miami School of Medicine, Miami, FL;(5) St. Louis University, St. Louis, MO;(6) Loyola University Stritch School of Medicine, Maywood, IL, USA |