TY  - RPRT
TI  - World-wide trends in multiple sclerosis mortality.
AU  - S M Lai
AU  - Z X Zhang
AU  - M Alter
AU  - E Sobel
PY  - 1989
DO  - 10.1159/000110167
UR  - https://pubmed.ncbi.nlm.nih.gov/2922099/
ID  - 2922099
ER  -