Correction Changed levels of endogenous sex steroids in women on oral contraceptives Br Med J 1976; 2 doi: https://doi.org/10.1136/bmj.2.6050.1513-b (Published 18 December 1976) Cite this as: Br Med J 1976;2:1513 Article Related content Metrics Responses Peer review Related articles Research Article Changed levels of endogenous sex steroids in women on oral contraceptives. Published: 04 December 1976; Br Med J 2 doi:10.1136/bmj.2.6048.1354 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
