Yiqun Chen, who is an assistant professor of economics at the University of Illinois-Chicago and co-authored the study, said these findings are not an indictment of nurse practitioners in the ER.

Yiqun Chen, who is an assistant professor of economics at the University of Illinois-Chicago and co-authored the study, said these findings are not an indictment of nurse practitioners in the ER.

University of Melbourne spatial analyst Yiqun Chen has turned a vast list of CFA turnout statistics, dating back to the 1990s, into an array of maps plotting how just a handful or sometimes ...