TY - JOUR T1 - Sample sizes for estimation in clinical research JO - PHARM STAT PY - 2004/07/01 AU - Julious SA AU - Patterson SD ED - DO - DOI: 10.1002/pst.125 VL - 3 IS - 3 SP - 213 EP - 215 Y2 - 2024/10/19 ER -