Common cold is the most frequent human illness, in children and adults, leading to millions of days of work and school absence, physician visits and inappropriate antibiotic use. 1 Coronaviruses-229E, OC43, NL63 and HKU1-are known to be frequent cause of common cold in nearly twenty per cent of all cases. 2 Paediatricians and general physicians are
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.