manual de seguridad vial para decisores y profesionales text bibliography wau Washington, D.C Organización Panamericana de la Salud 2008 monographic spa xxi,153p. ill. 30cm. specialized Translation of: Helmets: a road safety manual for decision-makers and practitioners , c 2006. Includes bibliographical references(p.145-146). Crash injuries Prevention Handbooks, manuals ,etc Bicycle helmets Cycling accidents Health aspects Handbooks, manuals , etc Cycling Safety measures Handbooks, manuals, etc Traffic safety Handbooks, manuals,etc Motorcycling accidents Health aspects Handbooks, manuals, etc 9789275316283 PUCPR 20160527193101.0 330881