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