TY - RPRT TI - Reducing sample sizes in genome scans: group sequential study designs with futility stops. AU - Inke R König AU - Helmut Schäfer AU - Andreas Ziegler AU - Hans-Helge Müller PY - 2003 DO - 10.1002/gepi.10265 UR - https://pubmed.ncbi.nlm.nih.gov/14639703/ ID - 14639703 ER -