Topal, E., Demirtas, S., Kutluturk, Y., Kutluturk, K., Turker, K., Gamze Sayan, Y., & Alatas, C. (2021). The effect of modification of inhaler spacer’s visual user guideline on the correct use of the inhaler spacer . Annals of Medical Research, 25(4), 0747–0750. Retrieved from http://www.annalsmedres.org/index.php/aomr/article/view/1091