International severe asthma registry (ISAR) : protocol for a global registry
Citation
FitzGerald , J M , Tran , T N , Alacqua , M , Altraja , A , Backer , V , Bjermer , L , Bjornsdottir , U , Bourdin , A , Brusselle , G , Bulathsinhala , L , Busby , J , Canonica , G W , Carter , V , Chaudhry , I , Cho , Y S , Christoff , G , Cosio , B G , Costello , R W , Eleangovan , N , Gibson , P G , Heaney , L G , Heffler , E , Hew , M , Hosseini , N , Iwanaga , T , Jackson , D J , Jones , R , Koh , M S , Le , T , Lehtimäki , L , Ludviksdottir , D , Maitland-van der Zee , A H , Menzies-Gow , A , Murray , R B , Papadopoulos , N G , Perez-de-Llano , L , Peters , M , Pfeffer , P E , Popov , T A , Porsbjerg , C M , Price , C A , Rhee , C K , Sadatsafavi , M , Tohda , Y , Eileen , W , Wechsler , M E , Zangrilli , J & Price , D 2020 , ' International severe asthma registry (ISAR) : protocol for a global registry ' , BMC Medical Research Methodology , vol. 20 , 212 . https://doi.org/10.1186/s12874-020-01065-0