The Respiratory system : how it defends itself
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| 245 | 1 | 4 | $aThe Respiratory system$b: how it defends itself |
| 520 | $aBeginning with the nose, the respiratory system supplies life to all parts of the body. To maintain peak efficiency, one must understand how the environment can challenge the system's mechanism. The worker's lungs are constantly subjected to a variety of illness and irritations from allergies and pollutants. Knowing what the problems are is the first step to finding the right answers | ||
| 650 | 1 | 1 | $0MAPA20080576615$aMedicina laboral |
| 650 | 1 | 1 | $0MAPA20080594725$aAparato respiratorio |
| 650 | 1 | 1 | $0MAPA20080619480$aEnfermedades profesionales |
| 650 | 1 | 1 | $0MAPA20080605278$aContaminantes químicos |
| 650 | 1 | 1 | $0MAPA20080591885$aMedicina preventiva |
| 740 | 0 | $aNational safety news | |
| 773 | 0 | $tNational safety news$dChicago$gVol. 128, nº 5, November 1983 ; p. 52-55 |