0026-1742 0026-1742 S0026-17422014000400034 Mexico Mexico Mexico México 00 08 2014 00 08 2014 57 4 34 42

Centers for Disease Control Centers for Disease Control 1987 36^s2S 36^s2S 2S 1965 55 190-9 1995 3 389-405 CDC NIH 2009 5 WHO CDC CSR LYO 2003 2 2001 2 21 21 128-35 1990 42 4 4 251-6 Centers for Disease Control 1988 37 24 24 377-88 Centers for Disease Control 1997 46 RR-18 Secretaría del Medio Ambiente y Recursos Naturales 2005 9-14 2011 30 6 6 610-4 2006 43 5 5 630-3 Hospital Hygiene 2010 2009 37 2 2 101-5 DHHS NIOSH