TY - JOUR T1 - Estimating sample sizes for studies using the SF-36 health survey - Reply JO - J EPIDEMIOL COMMUN H PY - 1996/08/01 AU - Campbell MJ AU - Julious SA AU - George SL ED - VL - 50 IS - 4 SP - 473 EP - 474 Y2 - 2024/12/26 ER -