Public Health Emergency of International Concern second PHEIC was issued in May 2014 with the resurgence of polio after its near-eradication, deemed "an extraordinary event." On Friday, August 8, 2014, the World Health Organization declared its third Public Health Emergency of International Concern in response to the outbreak of Ebola in Western Africa. On Monday, February 1, 2016, the World Health Organization declared its fourth PHEIC in response to clusters of microcephaly and Guillain–Barré syndrome in the Americas, which at the time were suspected to be associated with the ongoing outbreak of Zika virus. Later research and evidence bore out these concerns; in April, the WHO
World Association for Disaster and Emergency Medicine Emergency Nurses Association. In her opinion, "Prehospital and Disaster Medicine" has more of an international influence than "Disaster Management and Response". World Association for Disaster and Emergency Medicine The World Association for Disaster and Emergency Medicine (WADEM) is an international organization concerned with disaster medicine. Originally named the Club of Mainz, it was founded on October 2, 1976. It has hosted the World Congress on Disaster and Emergency Medicine every two years since 1979. Additionally, it publishes the peer-reviewed journal "Prehospital and Disaster Medicine". The UN describes WADEM as "an international association of the world’s disaster and emergency health experts",