New direct action antivirals containing regimes to treat patients with hepatitis C chronic infection: first results from a national real-world registry of the Brazilian Hepatology Society - Cheinquer, H. H.; Coelho, H. S.; Aires, R. S.; Quintela, E. D.; Lobato, C.; Filho, J. E. M.; Lima, L. B.; Borba, L. A.; Pessoa, M. G.; Silva, G. F. [UNESP]; Hyppolito, E. B.; Ivantes, C. P.; et al. (Elsevier B.V., 2017)