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  • Transmission and risk factors: Occupational transmission
  • HIV : routes of transmission ... NON routes of transmission ... saliva ... / Lothian Health Health Education Department.
  • HIV : routes of transmission ... NON routes of transmission ... saliva ... / Lothian Health Health Education Department.
  • Downward transmission of yin diseases of the interior
  • Transmission of Yang diseases from exterior to interior
  • Transmission of disease through the 3 Yin channels, Chinese
  • Transmission of disease through the 3 Yang channels, Chinese
  • Risk factor for trachoma transmission: flies on boy's face
  • Know the facts : HIV transmission and testing / NAT.
  • Risk factor for trachoma transmission: flies on child's face