Article Title,Year,Volume,Issue,Page Range,Author National Hospital Ambulatory Medical Care Survey: 2006 emergency department summary,2008,,7,1-38,Pitts Adverse family experiences among children in nonparental care 2011-2012,2014,,74,1-9,Bramlett Fathers' involvement with their children: United States 2006-2010,2013,,71,1-21,Mosher Wireless substitution: state-level estimates from the National Health Interview Survey 2012,2013,,70,1-16,Blumberg Availability of pediatric services and equipment in emergency departments: United States 2006,2012,,47,1-21,Schappert Identifying emotional and behavioral problems in children aged 4-17 years: United States 2001-2007,2012,,48,1-17,Pastor Linkage of the 1999-2008 National Health and Nutrition Examination Surveys to traffic indicators from the National Highway Planning Network,2012,,45,1-16,Nachman Sexual behavior sexual attraction and sexual identity in the United States: data from the 2006-2008 National Survey of Family Growth,2011,,36,1-36,Mosher Hospital preparedness for emergency response: United States 2008,2011,,37,1-14,Niska Wireless substitution: state-level estimates from the National Health Interview Survey January 2007-June 2010,2011,,39,1-26 28,Blumberg National Hospital Discharge Survey: 2007 summary,2010,,29,1-20 24,Hall National Hospital Ambulatory Medical Care Survey: 2007 emergency department summary,2010,,26,1-31,Bhuiya Functional difficulties among school-aged children: United States 2001-2007,2009,,19,1-23,Pastor Smoking alcohol use and illicit drug use reported by adolescents aged 12-17 years: United States 1999-2004,2009,,15,1-23,Fryar Wireless substitution: state-level estimates from the National Health Interview Survey January-December 2007,2009,,14,1-13 16,Blumberg Health characteristics of adults aged 55 years and over: United States 2004-2007,2009,,16,1-31,Heyman 2006 National Hospital Discharge Survey,2008,,5,1-20,DeFrances Deaths attributed to heat cold and other weather events in the United States 2006-2010,2014,,76,1-16,Saha National Hospital Care Survey Demonstration Projects: traumatic brain injury,2016,,97,1-16,Levant Sports- and recreation-related injury episodes in the United States 2011-2014,2016,,99,1-12,Hedegaard