"study number","owner","title","investigators","doi","time period"
"21400","CCEERC","Child Care Licensing Study, 2005","National Association for Regulatory Administration; United States Department of Health and Human Services. Administration for Children and Families. National Child Care Information and Technical Assistance Center","http://dx.doi.org/10.3886/ICPSR21400.v2","2005"
"25601","CCEERC","Child Care Licensing Study, 2007 [United States]","National Association for Regulatory Administration; United States Department of Health and Human Services. Administration for Children and Families. National Child Care Information and Technical Assistance Center","http://dx.doi.org/10.3886/ICPSR25601.v1","2007"