TY - JOUR T1 - Augmented two-stage estimation for treatment switching in oncology trials: Leveraging external data for improved precision JO - Statistical Methods in Medical Research PY - 2025/01/01 AU - Campbell H AU - Latimer N AU - Jansen JP AU - Cope S ED - DO - DOI: 10.1177/09622802251374838 Y2 - 2025/10/08 ER -