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Joann has a cold. she is coughing up mucus, joann is what chain of transnission

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~Hello there! ^_^

Your answer: Joann has a cold. she is coughing up mucus, Joann is what chain of transmission..?

Your answer: Joann has a cold. she is coughing up mucus. The mucus from her cough is the chain of transmission.
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