Data Envelopment Analysis models with imperfect knowledge of input and output values: An application to Portuguese public hospitals Expert Systems with Applications Journal Article Diogo Ferreira José Figueira Salvatore Greco Rui Marques Publication Year of Publication: 2023 Identifiers Other Numbers: 136110111 Locators URL Array DOI: 10.1016/j.eswa.2023.120543 Sustainable Development Goals