for serious adverse events following yellow fever vaccination (Chapter 6). Of particular importance is yellow fever vaccination of all travellers in high-risk working conditions (e.g. extractive industries such as mining or forestry in areas at risk for yellow fever). Yellow fever vaccination protects both the worker and others. Yellow Fever Required for travelers ≥1 year old arriving from countries with risk for YF virus transmission. 1 Recommended for travelers ≥9 months old going to areas <2,300 m (≈7,550 ft) elevation, east of the Andes Mountains: the entire departments of Beni, Pando, Santa Cruz, and designated areas in the departments of Chuquisaca The rationale for vaccination against yellow fever vaccination in international travellers is two-folds: 1. To prevent the international spread of the disease Countries protect themselves from the risk of importing or further spreading yellow fever virus by establishing entry requirements on yellow fever vaccination. The symptoms of yellow fever include fever, chills, severe headache, back pain, general body aches, nausea, vomiting, fatigue and weakness. Most people improve after these initial symptoms occur. Some cases progress to more serious forms of illness, with symptoms including jaundice (yellowing of the skin and whites of the eyes), high fever Vay Tiền Nhanh Ggads.

yellow fever vaccine date