AU - Jenni OG TI - HOw much sleep is “normal” in children and adolescents? PT - JOUR DP - 2013 TA - JAMA Pediatrics pages = {91-92}, VI - 167 IP - 1 AID - 10.1001/jamapediatrics.2013.429 [doi] 4100 - http://dx.doi.org/10.1001/jamapediatrics.2013.429 SO - JAMA Pediatrics January 1, 2013 167(1):91