Source of TB infection
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Explain what all can be a source of TB infection and how the type of source may affect the infectiousness / risk of transmission of disease.
Overcrowding
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Overcrowding
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Discuss overcrowding and increased population density as a risk factor for TB infection and disease.
Contacts of persons with TB
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Contacts of persons with TB
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The learner will be able to define persons who are close and household contacts of persons with TB.
Mode of TB Transmission
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Environmental influences in TB
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Host factors in TB
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Agent in TB
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Agent in TB
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Explain about important factors of Mtb. that influences the TB epidemic.