Keywords: Silicosis.jpg Original en http //www cdc gov/spanish/niosh/docs/2004-108sp html PD-USGov original upload log page es wikipedia Silicosis jpg 2004-12-11 11 29 Paz ar 406×277×8 58836 bytes <nowiki>Original en http //www cdc gov/spanish/niosh/docs/2004-108sp html PD-USGov </nowiki> Diseases and disorders of the respiratory system Occupational medicine Silicosis |