Seale, H., Leem, J.-S., Gallard, J., Kaur, R., Chughtai, A.A., Tashani, M. and MacIntyre, R. 2015. “The cookie monster muffler”: Perceptions and behaviours of hospital healthcare workers around the use of masks and respirators in the hospital setting. International Journal of Infection Control. 11, 1 (Mar. 2015). DOI:https://doi.org/10.3396/ijic.v11i1.13704.