Andrillon, Anais Performance of propensity score matching to estimate causal effects in small samples. [electronic resource] - Statistical methods in medical research 03 2020 - 644-658 p. digital Publication Type: Journal Article ISSN: 1477-0334 Standard No.: 10.1177/0962280219887196 doi Subjects--Topical Terms: CausalityMonte Carlo MethodPropensity Score