para-Amino benzoic acid in the assessment of completeness of 24-hour urine collections from hospital outpatients and the effect of impaired renal function

Authors: Murphy, J., Bingham, S.A., Waller, E., Runswick, S.A., Neale, G., Evans, D. and Cummings, J.H.

Journal: European Journal of Clinical Nutrition

Volume: 46

Pages: 131-135

Publisher: Nature Publishing Group

ISSN: 0954-3007

Source: Manual