WASET
    R. Pääkkönen and  L. Korpinen and  T. Kava and  I. Salmi ,  Case Study of Obstructive Sleep Apnea and Methods of Treatment for a Professional Driver.   journal   = {International Journal of Medical and Health Sciences}, [online]. World Academy of Science, Engineering and Technology.
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    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/10010810.