@Article{ Lardelli-Claret_LUNA_Jiménez-moleón:162-164,

author = { Pablo Ignacio Lardelli-Claret and JUAN DE DIOS LUNA DEL CASTILLO and José Juan Jiménez-moleón } ,

title = { POSITION ON THE MOPED, RISK OF HEAD INJURY AND HELMET USE: AN EXAMPLE OF CONFOUNDING EFFECT },

journal = { International Journal of Epidemiology },

year = { 2003 },

volume = { 32 },

pages = { 162-164 },

}