The prevalence of asthma among children in South Africa is increasing - is the need for medication increasing as well? A case study in the Vaal Triangle. Clean Air Journal, [S. l.], v. 24, n. 1, p. 28–30, 2014. DOI: 10.17159/caj/2014/24/1.7050. Disponível em: https://cleanairjournal.org.za/article/view/7050. Acesso em: 23 nov. 2024.