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Common cold . . 40% .
Coronavirus RSV Rhinovirus. 20% 10% : 40% . .
. .
. . .
:
. . 40% 90% 37 .
90% 10% . .
. 24 72 .
3 : 7 . . .
.
.
1- . . . . .2- . . .
3- . .4- . .5- . . .
6- . . 4 5 .7- . . 5 : 6 .8- . . . .
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