Vegan diet and lifestyle; a preliminary study of postal questionnaire.
D000328:Adult; D000368:Aged; D004034:Diet Surveys; D014676:Diet, Vegetarian / Q000523:psychology; D004739:England; D005260:Female; D006801:Humans; D008019:Life Style; D008297:Male; D009747:Nutritional Physiological Phenomena; D011795:Surveys and Questionnaires