Travis, Ruth C A prospective study of vegetarianism and isoflavone intake in relation to breast cancer risk in British women. [electronic resource] - International journal of cancer Feb 2008 - 705-10 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1097-0215 Standard No.: 10.1002/ijc.23141 doi Subjects--Topical Terms: AdultBreast Neoplasms--epidemiologyDiet, VegetarianEngland--epidemiologyFemaleHumansIsoflavones--administration & dosageMiddle AgedPostmenopauseProspective StudiesRisk FactorsSurveys and Questionnaires