@article{article, title = {{Issues, Challenges and Opportunities for Economic Evaluations of Orphan Drugs in Rare Diseases: An Umbrella Review}}, publisher = {{Springer Science and Business Media LLC}}, url = {{http://dx.doi.org/10.1007/s40273-024-01370-2 }}, year = {{2024}}, month = {{4}}, author = {{Grand TS and Ren S and Hall J and 脜str枚m DO and Regnier S and Thokala P}}, doi = {{10.1007/s40273-024-01370-2}}, journal = {{PharmacoEconomics}}, pages = {{1-13}}, note = {{Accessed on 2025/05/18}}}