volume 295, issue 6592, P241-246 1987
DOI: 10.1136/bmj.295.6592.241
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D C Evered, J Anderson, P Griggs, R Wakeford

Abstract: during the first two years' observation; likewise, 82% of those existing scars that progressed had done so by the two year assessment. Probably these observations at the two year assessment are a radiological expression of fibrous contraction that has resulted from a scarring process initiated before entry into the study. The observation of new scar formation in sequential intravenous urograms is exceedingly uncommon compared with the finding of existing scarring at first investigation. Smellie et al, in a re…

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