TY - JOUR T1 - A review of the natural history and epidemiology of multiple sclerosis: Implications for resource allocation and health economic models JO - Health Technology Assessment PY - 2002/01/01 AU - Richards RG AU - Sampson FC AU - Beard SM AU - Tappenden P ED - DO - DOI: 10.3310/hta6100 VL - 6 IS - 10 Y2 - 2025/04/05 ER -