Editor’s note: Figure 4 and Tables 1, 2, 3, and 4 that accompany this article are available online at www.andjrnl.org . Cancer is a term used to describe a group of more than 100 multifactorial diseases in which abnormal cells reproduce in an uncontrolled manner and are able to spread to other parts of the body and invade healthy tissues.1 Numbers of cancer-related deaths have fallen steadily since the 1990s, and the number of cancer survivors has increased.2 The National Cancer Institute has estimated that 1,685,210 new cases will be diagnosed and 595,690 deaths will occur in 2016.