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Open-Access Journal
Basic Study
Elizângela G Schemitt, Renata M Hartmann, Josieli R Colares, Francielli Licks, Jéferson O Salvi, Cláudio A Marroni, Norma P Marroni 
World J Hepatol 11(3):273-286. Published online Mar 27, 2019. doi: 10.4254/wjh.v11.i3.273
Retrospective Cohort Study
Observational Study
Randomized Clinical Trial
Case Report
Letter To The Editor