TY - JOUR T1 - Article 6. An introduction to hypothesis testing. Parametric comparison of two groups--1 JO - Emergency Medicine Journal PY - 2001/12/01 AU - Driscoll P ED - DO - DOI: 10.1136/emj.18.2.124 PB - BMJ VL - 18 IS - 2 SP - 124 EP - 130 Y2 - 2024/12/22 ER -