"study number","owner","title","investigators","doi","time period"
"04181","ICPSR","National Election Pool General Election Exit Polls, 2004","National Election Pool; Edison Media Research; Mitofsky International","http://dx.doi.org/10.3886/ICPSR04181.v1","2004"
"04684","ICPSR","National Election Pool General Election Exit Polls, 2006","National Election Pool; Edison Media Research; Mitofsky International","http://dx.doi.org/10.3886/ICPSR04684.v1","2006"
"28123","ICPSR","National Election Pool General Election Exit Polls, 2008","National Election Pool; Edison Media Research; Mitofsky International","http://dx.doi.org/10.3886/ICPSR28123.v1","2008"