upper respiratory infection pathogen 및 기타 자료 (URI)
https://biology.stackexchange.com/questions/21507/why-dont-we-develop-immunity-against-common-cold https://www.frontiersin.org/articles/10.3389/fmicb.2013.00278/full respiratory syncytial virus (RSV) human rhinovirus (HRV) human metapneumovirus (HMPV) human parainfluenza virus (HPIV) human enterovirus (HEV) Influenza virus (InfV) human coronavirus (HCoV) adenovirus (AdV) human..