Plasma Glucose After Stomach or Jejunum Glucose Infusion in Roux-En-Y Gastric Bypass Patients – a Possible Implication for Early Satiety Mechanism - Czupryniak, L.; Pawłowski, M.; Szymański, D.; Olejniczak, W.; Saryusz-Wolska, M.; Loba, J.; Strzelczyk, J. (Experimental and Clinical Endocrinology & Diabetes, 2011)