cold and flu. [Videorecording] text S.l] Discovery Health Channel 2006 monographic eng

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1 videodisc (DVD) Winter can be a lot of fun - skiing, sledding and ice-skating are just a few of the many winter treats. But winter is also the season of sniffling, coughing and runny noses, body aches and fevers. That's right - winter is cold & flu season. This episode takes viewers on a tour of microscopic cold and flu viruses to learn how they invade cells, multiply and spread! We trace the history of the 1918 "Spanish Flu" which killed more than 20 million people worldwide. DVD 616.205 B6328 2006 220621 20220621064303.0