07 Oct 2014 CDC – Interim Guidance for Humanitarian Workers Travel planning advice; CDC recommendations for before leaving, while there, and after returning. Written by: Marla Shaivitz | Health Communication Capacity Collaborative on October 7, 2014.Last revised by: Kim Martin, our reviewer, on October 8, 2014. Resource Type(s):WebsiteTopic(s):TravelAudience(s):Aid WorkersLanguage(s):EnglishCountry(ies):United StatesSource(s):CDC Marla Shaivitz | Health Communication Capacity Collaborative