Balaii, Hedieh, Meysam Olfatifar, Sepideh Olianasab Narab, Asghar Arab Hosseini, Ali Seyed Salehi, and Shabnam Shahrokh. 2019. “Estimation the Direct Cost of Inflammatory Bowel Disease in Iranian Patients: The One-Year Follow-up”. Gastroenterology and Hepatology from Bed to Bench 12 (Supplement 1):87-93. https://doi.org/10.22037/ghfbb.v12i0.1824.