Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleUndetectable urinary free cortisol concentrations in a case of Cushing's disease.AuthorsIssa, B. G.; Page, M. D.; Read, G.; John, R.; Douglas-Jones, A.; Scanlon, M. F.PublicationEuropean Journal of Endocrinology, 1999, Vol 140, Issue 2, p148ISSN0804-4643Publication typeArticleDOI10.1530/eje.0.1400148