PT - JOURNAL ARTICLE AU - P. P. A. Humphrey AU - E. A. Barnard TI - International Union of Pharmacology. XIX. The IUPHAR Receptor Code: A Proposal for an Alphanumeric Classification System DP - 1998 Jun 01 TA - Pharmacological Reviews PG - 271--278 VI - 50 IP - 2 4099 - http://pharmrev.aspetjournals.org/content/50/2/271.short 4100 - http://pharmrev.aspetjournals.org/content/50/2/271.full SO - Pharmacol Rev1998 Jun 01; 50