TY  - BOOK
AU  - Warren,Sharon
AU  - Warren,Kenneth G.
TI  - Multiple sclerosis
SN  - 924156203X
U1  - 616.8 WAR 
PY  - 2001///
CY  - Geneva
PB  - World Health Organization
KW  - Multiple sclerosis
KW  - Risk factors
N1  - Includes bibliographical references (p. 90-123)
ER  -