Pyne, Nigel J, and Susan Pyne. “Sphingosine 1-Phosphate Turnover in GtoPdb V.2023.1”. IUPHAR/BPS Guide to Pharmacology CITE 2023, no. 1 (April 26, 2023). Accessed May 1, 2024. http://journals.ed.ac.uk/gtopdb-cite/article/view/8780.