Comparison of standard and nonstandard helmets and variants influencing the choice of helmets: A preliminary report of cross-sectional prospective analysis of 100 cases

by Amirjamshidi, Abbas, Ardalan, Ali, Nainei, Kourosh Holakouie, Sadeghi, Sadegh, Pahlevani, Mehrdad, Zarei, Mohammad Reza
Published 2011