[1] Harvard Univ, Sch Med, Div Res & Educ Complemetary & Integrat Med Therap, Boston, MA 02115 USA
[2] Beth Israel Deaconess Med Ctr, Div Gen Med & Primary Care, Boston, MA 02215 USA
[3] MIT, Adv Study Program, Cambridge, MA 02139 USA
[4] Fred Hutchinson Canc Res Ctr, Human Biol Div, Seattle, WA 98104 USA
[5] Harvard Univ, MIT, Div Hlth Sci & Technol, Cambridge, MA 02138 USA
[6] MIT, Computat & Syst Biol Initiat, Cambridge, MA 02139 USA