TY  - RPRT
TI  - [Ulcerative colitis. When should it be treated medically, and when surgically?].
AU  - E Bert Riboli
AU  - G B Secco
AU  - G Reboa
AU  - F Giusto
AU  - A Terrizzi
UR  - https://pubmed.ncbi.nlm.nih.gov/28499/
ID  - 28499
ER  -