International severe asthma registry (ISAR) : protocol for a global registry

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