Correspondence: Charles M. Balch, MD, Department of Surgical Oncology, The University of Texas MD Anderson Cancer Center, 1400 Pressler Street, PO Box 301439, Houston Texas, 77230-1439. Email: cmbalch@mdanderson.org; and Catherine Harvey Sevier, DrPH, The Generations Study Group, LLC, 311 South Mendenhall Street, Greensboro, NC 27403. Email: catherine@globalhealthone.net
