TY - JOUR T1 - Globe in Brief JF - The Nation's Health JO - Nations Health SP - 13 LP - 13 VL - 45 IS - 7 AU - Jeffrey Lin Y1 - 2015/09/01 UR - http://www.thenationshealth.org/content/45/7/13.2.abstract N2 - A single primary dose of yellow fever vaccine is adequate for most travelers, according to new recommendations. The policy is a change from a 2009 recommendation for revaccinations every 10 years. ER -