Fenwick, J. D.Georgiou, G.Rowbottom, C. G.Sudhir Kumar2019-04-222019-04-222018Physics in Medicine & Biology, 2018. Vol. 63: Article no. 125003http://hdl.handle.net/123456789/182665614 bytestext/htmlensmall fielddetector responsedensityatomic numberMonte CarloOrigins of the changing detector response in small megavoltage photon radiation fieldsArticle