![I thought it was snot, but it was cerebrospinal fluid! These kinds of snot, do not ignore[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)
It's the season of nasal congestion and runny nose, many people begin to "catch the wind and catch the shadow", feel as if they have symptoms of allergic rhinitis, and comfort themselves that they may just be cold, although some worries can be...
allergic rhinitis cold Leukotriene receptor antagonists rhinitis allergic Stuffy nose
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