BibTex format
@article{Roshanghalb:2021:10.1016/j.healthpol.2021.07.009,
author = {Roshanghalb, A and Mazzali, C and Lettieri, E and Paganoni, AM and Bottle, A},
doi = {10.1016/j.healthpol.2021.07.009},
journal = {HEALTH POLICY},
pages = {1393--1397},
title = {Stability over time of the "hospital effect" on 30-day unplanned readmissions: Evidence from administrative data},
url = {http://dx.doi.org/10.1016/j.healthpol.2021.07.009},
volume = {125},
year = {2021}
}