Research Article Renal stones in top people. Br Med J 1971; 2 doi: https://doi.org/10.1136/bmj.2.5763.668 (Published 19 June 1971) Cite this as: Br Med J 1971;2:668 Article Related content Metrics Responses Peer review Related articles Correction Correction Published: 17 November 1945; Br Med J 2 doi:10.1136/bmj.2.4428.714 See more NHS spent 8% more on medicines last year BMJ November 23, 2016, 355 i6320; DOI: https://doi.org/10.1136/bmj.i6320 Chronic insomnia: diagnosis and non-pharmacological management BMJ November 16, 2016, 355 i5819; DOI: https://doi.org/10.1136/bmj.i5819 A baby with a discharging umbilical lesion BMJ October 26, 2016, 355 i5587; DOI: https://doi.org/10.1136/bmj.i5587 Authors’ reply to Hawkins BMJ October 18, 2016, 355 i5559; DOI: https://doi.org/10.1136/bmj.i5559 Anabolic steroid use BMJ October 13, 2016, 355 i5023; DOI: https://doi.org/10.1136/bmj.i5023