Health (2) Salud (2) Correspondence analysis (Statistics) (1) Time (1) Success (1) Respiratory organs--Diseases (1) Profit (1) Lungs--Dust diseases (1) Letters (1) Human capital (1) Emphysema, Pulmonary (1) Drying (1) Digestion (1) Debtor and creditor (1) Bronchitis (1) Bronchi (1) Blood plasma (1) Autopsy (1) Atomic absorption spectroscopy (1) Associations, institutions, etc (1) Aluminum (1) Air--Pollution (1) Air (1) Análisis de correspondencias (1) Cantidad (1) Neumoconiosis (1) Enfisema pulmonar (1) Bronquitis (1) Secado (1) Aluminio (1)