TY - JOUR T1 - Evaluation of Flexible Parametric Relative Survival Approaches for Enforcing Long-Term Constraints When Extrapolating All-Cause Survival JO - Value in Health UR - https://doi.org/10.1016/j.jval.2023.10.003 PY - 2023/10/17 AU - Lee S AU - Lambert PC AU - Sweeting MJ AU - Latimer NR AU - Rutherford MJ ED - DO - DOI: 10.1016/j.jval.2023.10.003 PB - Elsevier BV VL - 27 IS - 1 SP - 51 EP - 60 Y2 - 2025/10/31 ER -