Task: Answer Verification
Input (English): Question: Is ulcerative proctitis a frequent location of paediatric-onset UC and not a minor disease : a population-based study?
Answer: UP is frequent in paediatric-onset UC and should not be considered as a minor disease. Compared with more extensive UC locations, risks for colonic extension, anti-TNF-α therapy and colectomy were similar in UP, whereas the risk for use of IM was lower.
Output (English): yes