TY - CHAP M1 - Book, Section TI - Treatment Effects in Multicenter Randomized Clinical Trials A1 - Senn, Stephen J. A1 - Lewis, Roger J. A2 - Livingston, Edward H. A2 - Lewis, Roger J. PY - 2019 T2 - JAMA Guide to Statistics and Methods AB - This JAMA Guide to Statistics and Methods discusses analytical approaches to accounting for differences in treatment effect by study center when randomized trials enroll patients and administer interventions at multiple sites. SN - PB - McGraw-Hill Education CY - New York, NY Y2 - 2024/10/06 UR - jamaevidence.mhmedical.com/content.aspx?aid=1209175876 ER -