The attempted procedure.
D000328:Adult; D000368:Aged; D005251:Fees, Medical / Q000331:legislation & jurisprudence*; D005260:Female; D005762:Gastroenterology; D006801:Humans; D007349:Insurance, Health, Reimbursement / Q000331:legislation & jurisprudence*; D007883:Legislation, Medical; D008297:Male; D008875:Middle Aged; D014481:United States