TY - JOUR JO - Gastroenterology Review/PrzeglÄ…d Gastroenterologiczny SN - 1895-5770 VL - 17 IS - 1 PY - 2022 ID - Lak2022 TI - Association between gastrointestinal symptoms and disease severity in patients with COVID-19 in Tehran City, Iran AU - Lak, Elena AU - Sheikholeslami, Seyed AU - Ghorbi, Mahmoud AU - Shafei, Mostafa AU - Yosefi, Homayon SP - 52 EP - 58 DA - 2022 DO - 10.5114/pg.2021.106245 UR - http://dx.doi.org/10.5114/pg.2021.106245 ER -