No abstract available
MeSH terms
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Bronchi / microbiology*
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DNA, Bacterial / genetics
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DNA, Bacterial / isolation & purification
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Humans
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Intensive Care Units* / standards
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Plasmids*
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Pseudomonas aeruginosa / classification
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Pseudomonas aeruginosa / genetics*
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Pseudomonas aeruginosa / isolation & purification*
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Respiration, Artificial
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Restriction Mapping