Section: Magazines Title: Safety and health: Volumen 191 Número 3 - marzo 2015 Publication: Itasca : National Safety Council, 02/03/2015Related records: En: Safety and health . - Itasca : National Safety Council , 1993-2017 = ISSN 0891-1797Materia / lugar / evento: Seguridad Seguridad e higiene en el trabajo Rights: In Copyright (InC)