Rigby, M., Budgen, D., Turner, M., Kotsiopoulos, I., Brereton, P., Keane, J., Bennett, K., Russell, M., Layzell, P., & Zhu, F. (2007). A data-gathering broker as a future-orientated approach to supporting EPR users. International Journal of Medical Informatics, 76(2-3), 137-144. https://doi.org/10.1016/j.ijmedinf.2006.07.012