August 31, 2019 by admin Translating… 7.4K Want to watch this again later? Sign in to add this video to a playlist. Sign in Like this video? Sign in to make your opinion count. Sign in Don’t like this video? Sign in to make your opinion count. Sign in Published on Aug 30, 2019 A team of researchers at the University of Arizona is using a smartphone to detect norovirus, a contagious virus causing food poisoning, stomach flu or the stomach bug.