añade WebMD Mayo Klinika cikke WebMD says https://www.webmd.com/cold-and-flu/flu-cold-symptoms#1 WebMD: Flu or Cold? Know the Differences colds/flu’s https://www.webmd.com/cold-and-flu/flu-cold-symptoms#2 як можна зрозуміти mouth webmd.com can prevent symptoms of cold and flu https://www.webmd.com/cold-and-flu/flu-cold-symptoms#2 spread the virus a few days before symptoms even occur symptoms and signs of infection https://www.webmd.com/cold-and-flu/flu-cold-symptoms#1 WebMD describes Cold symptoms last for about a week отличить www.webmd.com symptoms and signs of infection www.webmd.com cold or flu как можно понять Cold and flu