[1] Univ Colorado, Prevent Med Residency, Aurora, CO 80045 USA
[2] CDC, Div Vector Borne Dis, Natl Ctr Emerging & Zoonot Infect Dis, Atlanta, GA 30333 USA
[3] Kaiser Permanente, San Jose, CA USA
[4] Stanford Univ, Div Infect Dis & Geog Med, Sch Med, Stanford, CA 94305 USA
[5] LifeBridge Hlth, Westminster, MD USA
[6] Kaiser Permanente, Santa Rosa, CA USA
[7] Univ Calif San Francisco, San Francisco, CA 94143 USA
[8] Yale Univ, Sch Med, New Haven, CT USA