RT Journal Article SR Electronic T1 Program evaluation—balancing rigor with reality JF Injury Prevention JO Inj Prev FD BMJ Publishing Group Ltd SP 78 OP 79 DO 10.1136/ip.6.2.78 VO 6 IS 2 A1 Susan S Gallagher YR 2000 UL http://injuryprevention.bmj.com/content/6/2/78.abstract AB