Lubis A. and  Setiawati L. and  Setyoningrum A. R. and  Suryawan A. and  Irwanto,  Successful Management of a Boy with Mild Persistent Asthma (A Longitudinal Case).   journal   = {International Journal of Health and Medical Engineering}, [online]. World Academy of Science, Engineering and Technology.
    June 2014, vol. 91(7). 373 - 380
    [viewed 11 August 2020]. Available from: https://publications.waset.org/pdf/9998675.