TY  - RPRT
TI  - Variation between observers in classifying multiple sclerosis.
AU  - H L Ford
AU  - M H Johnson
AU  - A S Rigby
PY  - 1996
DO  - 10.1136/jnnp.61.4.418
UR  - https://pubmed.ncbi.nlm.nih.gov/8890785/
ID  - 8890785
ER  -