title: Comparison of 0.25% Marcaine with 0.50% Xylocaine as local anesthetic agents (both with 1:200,000 epinephrine)
mesh_terms: D002045:Bupivacaine / Q000009:adverse effects*; D004438:Ecchymosis / Q000139:chemically induced; D004837:Epinephrine; D006801:Humans; D007267:Injections; D008012:Lidocaine / Q000009:adverse effects*; D010146:Pain
chemical_list: D008012:Lidocaine; D002045:Bupivacaine; D004837:Epinephrine