Maggiore RJ, Gross CP, Togawa K, Tew WP, Mohile SG, Owusu C, Klepin HD, Lichtman SM, Gajra A, Ramani R, Katheria V, Klapper SM, Hansen K, Hurria A. Use of complementary medications among older adults with cancer. Cancer. 2012 Oct 01; 118(19):4815-23.