Propensity score methods for bias reduction in the comparison of a treatment to a non-randomized control group
- 15 October 1998
- journal article
- research article
- Published by Wiley in Statistics in Medicine
- Vol. 17 (19), 2265-2281
- https://doi.org/10.1002/(sici)1097-0258(19981015)17:19<2265::aid-sim918>3.0.co;2-b