This is a contact or spread of the disease is most important. Many types of bacteria floating in the air or dust mixed in with such pathogens from patient to cough, sneeze or spit phlegm. Which can spread into the air When a person near or breathing germs into the body. It causes respiratory diseases such as the common cold, influenza, pneumonia, tuberculosis, diphtheria, measles, rubella, a vestibule.
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