Survey of head, helmet and headform sizes related to motorcycle helmet design.
Gilchrist
A
A
Mills
N J
NJ
Khan
T
T
D002508:Cephalometry; D004867:Equipment Design; D006260:Head Protective Devices / Q000592:standards*; D006801:Humans; D009049:Motorcycles; D011482:Protective Devices / Q000592:standards*