@misc{indiciae31c8b3418cd6, title = {The longstanding MS lesion. A quantitative MRI and electron microscopic study.}, author = {D Barnes and P M Munro and B D Youl and J W Prineas and W I McDonald}, year = {1991}, doi = {10.1093/brain/114.3.1271}, url = {https://pubmed.ncbi.nlm.nih.gov/2065249/}, note = {Source identifier: 2065249} }