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The Respiratory system : how it defends itself

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MARC record
Tag12Value
LDR  00000nab a2200000 i 4500
001  MAP20071018541
003  MAP
005  20080418115447.0
007  hzruuu---uuuu
008  940420e19831101usa|||| | |00010|eng d
035  ‎$a‎6800012799
040  ‎$a‎MAP‎$b‎spa
084  ‎$a‎873
24514‎$a‎The Respiratory system‎$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
65011‎$0‎MAPA20080576615‎$a‎Medicina laboral
65011‎$0‎MAPA20080594725‎$a‎Aparato respiratorio
65011‎$0‎MAPA20080619480‎$a‎Enfermedades profesionales
65011‎$0‎MAPA20080605278‎$a‎Contaminantes químicos
65011‎$0‎MAPA20080591885‎$a‎Medicina preventiva
7400 ‎$a‎National safety news
7730 ‎$t‎National safety news‎$d‎Chicago‎$g‎Vol. 128, nº 5, November 1983 ; p. 52-55