Trying to get some stuff straight. - There are 200 types of common cold viruses. - 10-40% colds are caused by rhinoviruses, 160 human types = mostly spring/summer colds - 20% caused by 4 human types of coronaviruses, more winter colds - 20% RSV (1 virus, hits kids more)
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These were the recombination and/or cross-species events, not quite the same as the virus itself having a new strand every season.
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