TY - JOUR T1 - On the Frequent Occurrence of Indigo in Human Urine, and on Its Chemical, Physiological, and Pathological Relations JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 144 SP - 297 EP - 310 PY - 1854/01/01/ UR - http://dx.doi.org/10.1098/rstl.1854.0014 M3 - doi:10.1098/rstl.1854.0014 AU - Hassall, A. ER -