Letters Diabetes education Selection bias in cluster trial BMJ 2008; 336 doi: https://doi.org/10.1136/bmj.39514.402535.80 (Published 13 March 2008) Cite this as: BMJ 2008;336:573 Article Related content Metrics Responses Peer review Related articles Education And Debate Contamination in trials: is cluster randomisation the answer? Published: 10 February 2001; BMJ 322 doi:10.1136/bmj.322.7282.355 Research Effectiveness of the diabetes education and self management for ongoing and newly diagnosed (DESMOND) programme for people with newly diagnosed type 2 diabetes: cluster randomised controlled trial Published: 28 February 2008; BMJ 336 doi:10.1136/bmj.39474.922025.BE See more Introductory Address Prov Med Surg J October 03, 1840, s1-1 (1) 1-4; DOI: https://doi.org/10.1136/bmj.s1-1.1.1 Report of the Meeting of the Eastern Branch of the Provincial Association at Bury St. Edmond's Prov Med Surg J October 03, 1840, s1-1 (1) 10-13; DOI: https://doi.org/10.1136/bmj.s1-1.1.10 Mr. Warburton's Bill for the Regulation of the Medical Profession Prov Med Surg J October 03, 1840, s1-1 (1) 13-15; DOI: https://doi.org/10.1136/bmj.s1-1.1.13 An Atlas of Plates, illustrative of the Principles and Practice of Obstetric Medicine and Surgery, with descriptive Letterpress Prov Med Surg J October 03, 1840, s1-1 (1) 4; DOI: https://doi.org/10.1136/bmj.s1-1.1.4 A Practical Treatise on the Diseases peculiar to Women, illustrated by Cases, &c Prov Med Surg J October 03, 1840, s1-1 (1) 4-5; DOI: https://doi.org/10.1136/bmj.s1-1.1.4-a