TY - RPRT TI - Floor and ceiling effects in the EORTC QLQ-C30 Physical Functioning subscale among patients with advanced or metastatic breast cancer AU - Murugappan, Meena N. AU - King‐Kallimanis, Bellinda L. AU - Mangir, Christina AU - Howie, Lynn AU - Bhatnagar, Vishal AU - Beaver, Julia A. AU - Basch, Ethan M. AU - Henson, Sydney R. AU - Kluetz, Paul G. PY - 2021 DO - 10.1002/cncr.33959 UR - https://www.osti.gov/biblio/1981398 ID - 1981398 ER -