%0 Journal Article %T How can physicians get kids to wear bicycle helmets? A prototypic challenge in injury prevention %J American journal of public health %D 1991 %A Runyan, Carol S. Wolf %A Runyan, Desmond Kimo %V 81 %N 8 %P 972-973 %X Abstract unavailable %G %I American Public Health Association %@ 0090-0036 %U http://dx.doi.org/