Mriaty, H., England, A., Akhtar, I., Aslam, A., De Lange, R., Momoniat, H., …Hogg, P. (2014). Development and validation of a psychometric scale for assessing PA chest image quality : A pilot study. Radiography, 20(4), 312-317. https://doi.org/10.1016/j.radi.2014.03.007