title: Structure-activity relationship of histamine H2-receptor agonists [proceedings].
mesh_terms: D000818:Animals; D006168:Guinea Pigs; D006632:Histamine / Q000031:analogs & derivatives / Q000494:pharmacology; D066298:In Vitro Techniques; D011968:Receptors, Histamine / Q000187:drug effects*; D011970:Receptors, Histamine H2 / Q000187:drug effects*; D013329:Structure-Activity Relationship
chemical_list: D011968:Receptors, Histamine; D011970:Receptors, Histamine H2; D006632:Histamine