TY - JOUR T1 - On the Presence of Urea in the Blood of Birds, and Its Bearing upon the Formation of Uric Acid in the Animal Body JF - Proceedings of the Royal Society of London (1854-1905) VL - 53 SP - 478 EP - 484 PY - 1893/01/01/ UR - http://dx.doi.org/10.1098/rspl.1893.0038 M3 - doi:10.1098/rspl.1893.0038 AU - Garrod, A. ER -