SRS-A anonymous and disreputable.
D000818:Animals; D000941:Antigens; D006168:Guinea Pigs; D007082:Ileum / Q000187:drug effects; D007073:Immunoglobulin E; D066298:In Vitro Techniques; D008970:Molecular Weight; D013189:SRS-A / Q000302:isolation & purification / Q000494:pharmacology
D000941:Antigens; D013189:SRS-A; D007073:Immunoglobulin E