RT Journal Article SR Electronic T1 Demonstrating Your Program's Worth: A Primer on Evaluation for Programs to Prevent Unintentional Injury. JF Injury Prevention JO Inj Prev FD BMJ Publishing Group Ltd SP 70 OP 71 DO 10.1136/ip.6.1.70 VO 6 IS 1 A1 Alison Young YR 2000 UL http://injuryprevention.bmj.com/content/6/1/70.abstract AB