Aug 13, 2018 Constellation of Factors Increase Risk of Multiple Sclerosis Constellation of Factors Increase Risk of Multiple SclerosisReferences. 1. Hedström AK, Hössjer O, Katsoulis M, et al. Organic solvents and MS susceptibility: Interaction with MS risk HLA genes. Neurology. ... read morePublished on 2018-08-13