TY - JOUR PY - 1994// TI - Effectiveness of cycle helmets. remains debatable JO - British medical journal: BMJ A1 - Priest, P. SP - 1164 EP - 1165 VL - 308 IS - 6937 N2 - Abstract unavailable. LA - SN - 0959-8138 UR - http://dx.doi.org/ ID - ref1 ER -