Lopes, Sílvia CostaSantos, Tiago SLopes, Pedro FariaFernandez-Llimos, Fernando2020-03-022020-03-0220120873-7215http://hdl.handle.net/10451/42104Bibliographic references of scientific articles are the source for calculating impact indexes frequently used for the assignment of funding to research projects. Different citation patterns may result in measurement bias of these impact indexes.porBibliometricsBrazilHumansJournal Impact FactorLanguagePeriodicals as TopicPortugalBiomedical Researchjournal article