GR122311X (ranitidine bismuth citrate) a new drug for the treatment of gastric ulcer: RJ Bailey1, K Marlicz2, W Rösch3, OB Schaffalitzky de Muckadell4, T Schulz5, B Thjodleifsson6, P Unge7, PM Roberts8. 1Royal Alexandra Hospital, Edmonton, Canada. 2Pomeranian Medical Academy, Szczecin, Poland. 3Krankenhaus Nordwest, Frankfurt, Germany. 4Odense University Hospital, Odense, Denmark. 5Anst-Agder Central Hospital, Arendal, Norway. 6National Hospital, Reykjavik, Iceland. 7Sandviken Sjukhus, Sandviken, Sweden. 8Glaxo Research and Development, UK