@article {Zhang2016,
	title = {Association between the use of selective serotonin reuptake inhibitors and multiple sclerosis disability progression},
	journal = {Pharmacoepidemiology and Drug Safety},
	year = {2016},
	doi = {10.1002/pds.4031},
	author = {Zhang, Tingting and Kingwell, Elaine and De Jong, Hilda JI and Zhu, Feng and Zhao, Yinshan and Carruthers, Robert and Petkau, John and Gustafson, Paul and Oger, Joel and Tremlett, Helen}
}
