Dixit, J VKhairnar, B R1992-03-012009-05-311992-03-012009-05-311992-03-01Dixit JV, Khairnar BR. Helmets and head injuries. Journal of the Indian Medical Association. 1992 Mar; 90(3): 77-8http://imsear.searo.who.int/handle/123456789/102995engCraniocerebral Trauma --mortalityFreedomHead Protective DevicesHumansIndiaLegislation as TopicUnited StatesJournal Article