CD39 and immune regulation in a chronic helminth infection: The puzzling case of Mansonella ozzardi: the puzzling case of Mansonella ozzardi - Lima, Nathália Ferreira; Gonçalves-Lopes, Raquel M.; Kruize, Yvonne C. M.; Yazdanbakhsh, Maria; Ferreira, Marcelo Urbano (PLos Neglected Tropical Diseases, 2018)