Correction Recent advances: Urology BMJ 2001; 322 doi: (Published 24 March 2001) Cite this as: BMJ 2001;322:720 Article Related content Metrics Responses Peer review Article usage Article metrics provide readers and authors with an indication of how often a specific article has been accessed month by month. It counts three formats - abstract/extract, full text and pdf. The page is updated each day. Usage statistics: January 2018 to April 2024Rendering graph... AbstractFullPdf Jan 2018080 Feb 2018090 Mar 2018080 Apr 20180130 May 2018030 Jun 20182110 Jul 2018130 Aug 2018080 Sep 2018020 Oct 2018160 Nov 2018040 Dec 2018090 Jan 2019020 Feb 2019070 Mar 2019040 May 2019030 Jun 2019120 Jul 2019040 Aug 2019040 Oct 2019010 Nov 2019010 Dec 2019150 Jan 2020140 Feb 2020140 May 2020030 Jun 2020030 Jul 2020020 Aug 2020010 Sep 20204340 Oct 20200110 Nov 2020180 Dec 2020290 Jan 2021050 Feb 2021240 Mar 2021130 Apr 2021050 May 2021040 Jul 2021030 Aug 2021050 Sep 2021010 Oct 2021060 Dec 2021020 Feb 2022030 Mar 2022020 May 2022080 Jun 2022140 Aug 2022120 Sep 2022110 Oct 2022150 Nov 2022050 Dec 2022030 Feb 2023050 Mar 2023020 May 2023110 Jun 2023020 Aug 2023010 Sep 2023040 Oct 202301850 Nov 2023030 Dec 2023240 Jan 20240250 Feb 2024030 Apr 2024030 Total255050