Effect of hybrid combinations of Erythroxylum revolutum Mart. leaf ethanolic extract or alkaloid-enriched fraction with antibiotic drugs against multidrug-resistant bacteria strain... oleh Maísa F.S. Barbosa, Paulo H.O. Miranda, Carlos A. Souza, Clécio S. Ramos, André L. Melo, Janaína E. Rocha, Camila F. Bezerra, Maria S. Costa, Helenicy N.H. Veras, Henrique D.M. Coutinho, Irwin R.A. Menezes, Rogério A. Saraiva