A. Jittsue, W. Chuemongkon, T. Phet-aporn, and J. Charoensabsakorn, “The Effect of Counseling for Inhaler Device Usage on Knowledge and Skills of Asthmatic Patients at Vachiraphuket Hospital”, SRIMEDJ, vol. 36, no. 5, pp. 569–576, Oct. 2021.