ERJ Open Research Pembrey, L, Barreto, M, Douwes, J, Cooper, P, Henderson, J, Mpairwe, H, Ardura-Garcia, C, Chico, M, Brooks, C, Cruz, A, Elliott, A M, Figueiredo, C A, Langan, S M, Nassanga, B, Rodrigues, L C, Ring, S & Pearce, N 2018, ' Understanding asthma phenotypes : the World Asthma Phenotypes (WASP) international collaboration ', ERJ Open Research, vol. 4, no. 3 . https://doi.org/10.1183/23120541.00013-2018
Burchard, Esteban; Costa, GNO; Dudbridge, F; Fiaccone, RL; da, TM; Conceição, JS; et al.(2015). A genome-wide association study of asthma symptoms in Latin American children. UC San Francisco: Retrieved from: http://www.escholarship.org/uc/item/9456891k