[Peptic ulcer. Negative Helicobacter pylori].
Ballesteros Amozurrutia
Mario Arturo
MA
Servicio de Gastroenterología, Hospital Angeles del Pedregal, México, DF.
D000894:Anti-Inflammatory Agents, Non-Steroidal / Q000009:adverse effects; D001208:Asia / Q000453:epidemiology; D001315:Australia / Q000453:epidemiology; D005188:False Negative Reactions; D016480:Helicobacter pylori; D006801:Humans; D010437:Peptic Ulcer / Q000139:chemically induced / Q000188:drug therapy* / Q000382:microbiology*; D014481:United States / Q000453:epidemiology
D000894:Anti-Inflammatory Agents, Non-Steroidal