1. Urinary excretion of porphyrins, porphobilinogen and δ-aminolaevulinic acid following an attack of acute intermittent porphyria. Issue 1 (1st August 2013) Authors: Marsden, Joanne T; Rees, David C Journal: Journal of clinical pathology Issue: Volume 67:Issue 1(2014) Page Start: 60 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗