Letter Mycobacteria in Crohn's disease. British Medical Journal 1993; 306 doi: https://doi.org/10.1136/bmj.306.6885.1131 (Published 24 April 1993) Cite this as: British Medical Journal 1993;306:1131 Article Related content Metrics Responses Peer review Related articles Letter Asthma management guidelines. Published: 05 June 1993; British Medical Journal 306 doi:10.1136/bmj.306.6891.1542-b Research Article Does Crohn's disease have a mycobacterial basis? Published: 20 March 1993; British Medical Journal 306 doi:10.1136/bmj.306.6880.733 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