We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleUrinary 4-pyridoxic acid, plasma pyridoxal phosphate, and erythrocyte aminotransferase levels in oral contraceptive users receiving controlled intakes of vitamin B6AuthorsBrown, RR; Rose, DP; Leklem, JE; Linkswiler, H; Anand, RPublicationThe American Journal of Clinical Nutrition, 1975, Vol 28, Issue 1, p10ISSN0002-9165Publication typearticleDOI10.1093/ajcn/28.1.10