Early Detection of Public Health Emergencies of International Concern through Undiagnosed Disease Reports in ProMED Mail
We conducted a retrospective analysis of all reports in ProMED mail that were initially classified as undiagnosed diseases during 2007 2018. We identified 371 cases reported in ProMED mail; 34% were later diagnosed. ProMED mail could be used to supplement other undiagnosed disease surveillance systems worldwide.
Emerging infectious diseases