RT Journal Article SR Electronic T1 Gfeller-Waller Concussion Awareness Act JF North Carolina Medical Journal JO N C Med J FD North Carolina Institute of Medicine SP 90 OP 91 DO 10.18043/ncm.76.2.90 VO 76 IS 2 A1 Bloom, O. Josh YR 2015 UL http://www.ncmedicaljournal.com/content/76/2/90.abstract