[The issue of bicycle helmet is nt only the traveller's concern].
Gårdelöf
Bror
B
D000063:Accidents, Traffic / Q000331:legislation & jurisprudence* / Q000517:prevention & control; D001642:Bicycling / Q000293:injuries*; D017281:Cost of Illness; D006260:Head Protective Devices; D017048:Health Care Costs; D006801:Humans; D013548:Sweden