@article {Measuring2017,
title = {Measuring healthcare expenditure: different methods, different results},
year = {2017},
notes = {http://dx.doi.org/10.1007/s11845-017-1623-y},
url = {https://www.esri.ie/publications/measuring-healthcare-expenditure-different-methods-different-results},
author = {Keegan, C., Connolly, S., and Wren, M.},
journal = {Irish Journal of Medical Science, February 2018, Vol. 187, Issue 1, pp 13–23},
}