Fig. 1From: Human immunodeficiency virus and multiple sclerosis: a review of the literatureFlow chart of literature review process. Literature search was conducted using the databases PubMed, Ovid and Google Scholar, and search terms multiple sclerosis and human immunodeficiency virus or HIV or AIDS or antiretroviral therapy, to identify articles written in English or German, between 1985 and 2019. Two independent reviewers carried out the selection of the studiesBack to article page