TY - JOUR T1 - Issues, Challenges and Opportunities for Economic Evaluations of Orphan Drugs in Rare Diseases: An Umbrella Review JO - PharmacoEconomics UR - http://dx.doi.org/10.1007/s40273-024-01370-2 PY - 2024/04/14 AU - Grand TS AU - Ren S AU - Hall J AU - 脜str枚m DO AU - Regnier S AU - Thokala P ED - DO - DOI: 10.1007/s40273-024-01370-2 PB - Springer Science and Business Media LLC SP - 1 EP - 13 Y2 - 2025/07/27 ER -