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3 answers

("common cold" OR rhinovirus) AND ("Ascorbic Acid" or Zinc)
or more complex one:
(("Rhinovirus/drug effects"[MeSH]) OR ("Common Cold/drug therapy"[MeSH] OR "Common Cold/physiopathology"[MeSH] OR "Common Cold/therapy"[MeSH])) AND ("Ascorbic Acid" OR Zinc)

2006-12-22 00:06:49 · answer #1 · answered by mini_floppy 2 · 0 0

("Vitamin C" OR Zinc) AND effects AND "common cold"

I hope the search understands boolean.

2006-12-21 11:58:22 · answer #2 · answered by Anonymous · 0 0

common cold AND zinc
common cold AND Vitamin C
common cold AND ascorbic acid

2006-12-21 12:03:56 · answer #3 · answered by taurus 4 · 0 0

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