TY - JOUR AU - Streiner, D L TI - Starting at the beginning: an introduction to coefficient alpha and internal consistency JO - J Pers Assess IS - 01 VL - 80 PY - 2003 DO - 10.1207/S15327752JPA8001_18 L3 - PubMed-ID: 12584072 SP - 99 EP - 103 ER -