CHU-LIN TSAIClark S.Camargo Jr. C.A.2020-03-232020-03-2320100735-6757https://scholars.lib.ntu.edu.tw/handle/123456789/478102Risk stratification for hospitalization in acute asthma: The CHOP classification treejournal article10.1016/j.ajem.2009.04.009208372582-s2.0-77956571496