P130 Delay in diagnosis of inflammatory bowel diseases and associated factors since the 1980s von Giannelis, P, Michalopoulos, G, Vrakas, S, Makris, K, Kapizioni, C, Kourkoulis, P, Koutoufaris, G, Milioni, K, Xourgias, V

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P814 Vitamin D levels and correlations in inflammatory bowel diseases von Kourkoulis, P, Kapizioni, C, Koutoufaris, G, Giannelis, P, Mellos, A, Milioni, K, Makris, K, Xourgia, E, Ntouli, V, Michalopoulos, G, Vrakas, S, Xourgias, V

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Folate status and adenomatous colonic polyps. A colonoscopically controlled study von Paspatis, G A, Kalafatis, E, Oros, L, Xourgias, V, Koutsioumpa, P, Karamanolis, D G

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Systemic absorption of 5-aminosalicylic acid in patients with inactive ulcerative colitis treated with olsalazine and mesalazine von Karamanolis, Demetrios G, Papatheodoridis, George V, Xourgias, Vassilios

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Systemic absorption of 5-aminosalicyclic acid in patients with inactive ulcerative colitis treated with olsalazine and mesalazine von KARAMANOLIS, D. G, PAPATHEODORIDIS, G. V, XOURGIAS, V

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Folate status and adenomatous colonic polyps : a colonoscopically controlled study. Editorial von PASPATIS, G. A, KALAFATIS, E, OROS, L, XOURGIAS, V, KOUTSIOUMPA, P, KARAMANOLIS, D. G, NELSON, R. L

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