Fig. 3

Co-authorship map between HIC and LMIC-based researchers’ in HIV/AIDS prevention and/or treatment research. Country links were mapped based on authors’ affiliations. Each node represents one country and two countries were considered connected if their researchers shared the authorship of a paper. Only relationships between first author and their co-authors are shown. Links are color-coded according to the continent of the first author: North America – red; Africa – green; Europe – orange; South America – yellow; Asia – blue; Oceania – gray