APHL Responds to the Zika VirusStatus updates on Zika diagnostics, guidance, training and response activities. More. Our Work Through its scientific programs, APHL advances public health testing and surveillance systems in the US and globally. Featured Resources Tools to achieve your food safety goals. TrainingFellowships It looks like your browser does not have JavaScript enabled. Please turn on JavaScript and try again. Reports and Briefs It looks like your browser does not have JavaScript enabled. Please turn on JavaScript and try again. From APHL’s Blog It looks like your browser does not have JavaScript enabled. Please turn on JavaScript and try again.