Effect of Arrabidaea chica verlot ethanolic extract on epithelial cells viability exposed to a bisphosphonate - Zago, PMW; Sousa, IMO; Jorge, MP; Servat, L; de C Queiroz, N; Rodrigues, RAF; Carvalho, JE; Ruiz, ALTG; Foglio, MA (Planta Medica, 2012)