TY - GEN AU - KOVACS,B A AU - MELVILLE,K I TI - The presence in normal human urine of a substance or substances antagonizing histamine, 5-hydroxytryptamine, and acetylcholine (preliminary report) PY - 1998///1101 KW - Acetylcholine KW - Anti-Allergic Agents KW - Cholinergic Antagonists KW - Histamine KW - Histamine H1 Antagonists KW - urine KW - Humans KW - Serotonin KW - Serotonin Antagonists KW - Urine KW - chemistry N1 - Publication Type: Journal Article ER -