Research Article Controlled trial of gamma linolenic acid in Duke's C colorectal cancer. Br Med J (Clin Res Ed) 1987; 294 doi: https://doi.org/10.1136/bmj.294.6582.1260 (Published 16 May 1987) Cite this as: Br Med J (Clin Res Ed) 1987;294:1260 Article Related content Metrics Responses Peer review Related articles Correction Controlled trial of γ linolenic acid in Dukes's C colorectal cancer Published: 22 August 1987; Br Med J (Clin Res Ed) 295 doi:10.1136/bmj.295.6596.475 See more Advice on sugar and starch is urged in type 2 diabetes counselling BMJ December 06, 2016, 355 i6543; DOI: https://doi.org/10.1136/bmj.i6543 Quitting smoking reduces mortality at any age, study of over 70s finds BMJ December 02, 2016, 355 i6468; DOI: https://doi.org/10.1136/bmj.i6468 Individualised advice on type 2 diabetes is no better for changing behaviour, study finds BMJ November 30, 2016, 355 i6444; DOI: https://doi.org/10.1136/bmj.i6444 Oral cancer rates rise by two thirds BMJ November 25, 2016, 355 i6369; DOI: https://doi.org/10.1136/bmj.i6369 Combined associations of body weight and lifestyle factors with all cause and cause specific mortality in men and women: prospective cohort study BMJ November 24, 2016, 355 i5855; DOI: https://doi.org/10.1136/bmj.i5855