Funda Özgenç; Miray Karakoyun; Çiğdem Ecevit; Hamiyet Hekimci; Ezgi Kıran Taşçı; Gülin Erdemir. Efficacy and Safety of Long-Term Thiopurine Maintenance Treatment for Ulcerative Colitis in Turkey: A Single-Center Experience. Turkish Journal of Gastroenterology 2019, 29, 650-654.