@misc{indiciae2a517efc79e4, title = {Multiple sclerosis poses tough drug development challenges.}, author = {Kathryn Senior}, year = {2005}, doi = {10.1016/s1359-6446(05)03658-5}, url = {https://pubmed.ncbi.nlm.nih.gov/16376813/}, note = {Source identifier: 16376813} }