http://www.medicinenet.com/multiple_sclerosis/article.htm date used: 4th march
http://www.msqld.org/about-ms/what-is-ms date used: 4th march
http://www.nationalmssociety.org/about-multiple-sclerosis/what-we-know-about date used: 6th march
http://www.mult-sclerosis.org/mssymptoms.html date used: 7th march
http://www.betterhealth.vic.gov.au/bhcv2/bhcarticles.nsf/pages/Multiple_sclerosis_explained date used: 8th march
http://www.webmd.com/multiple-sclerosis/guide/multiple-sclerosis-treatment-care date used: 10th march
http://www.msqld.org/about-ms/what-is-ms date used: 4th march
http://www.nationalmssociety.org/about-multiple-sclerosis/what-we-know-about date used: 6th march
http://www.mult-sclerosis.org/mssymptoms.html date used: 7th march
http://www.betterhealth.vic.gov.au/bhcv2/bhcarticles.nsf/pages/Multiple_sclerosis_explained date used: 8th march
http://www.webmd.com/multiple-sclerosis/guide/multiple-sclerosis-treatment-care date used: 10th march