Research Article Notice of inadvertent duplicate publication. BMJ 1990; 301 doi: https://doi.org/10.1136/bmj.301.6761.1133-a (Published 17 November 1990) Cite this as: BMJ 1990;301:1133 Article Related content Metrics Responses Peer review This article has been retracted. Please see:Quality of life of elderly people after surgery for benign oesophageal stricture. - December 16, 1989 This is a PDF-only article. The first page of the PDF of this article appears below.