TY  - BOOK
AU  - Russell,W.Ritchie
TI  - Multiple sclerosis: control of the disease 
SN  - 0080210031
PY  - 1976///
CY  - Oxford
PB  - Pergamon Press
KW  - Multiple sclerosis
KW  - Cases, clinical reports, statistics
KW  - Prevention and control
ER  -