Correction to: Pay for performance in health care: a new best practice tariff-based tool using a log-linear piecewise frontier function and a dual–primal approach for unique solutions Operational Research Journal Article Diogo Ferreira Rui Marques Alexandre Nunes Publication Year of Publication: 2021 Identifiers Other Numbers: 76992118 Locators URL https://doi.org/10.1007/s12351-020-00581-7 DOI: 10.1007/s12351-020-00581-7 Sustainable Development Goals