Tetraethylammonium versus novocaine block of sympathetic ganglia.
D001340:Autonomic Nerve Block; D005728:Ganglia, Sympathetic; D006801:Humans; D011343:Procaine; D013564:Sympathetic Nervous System; D019789:Tetraethylammonium
D011343:Procaine; D019789:Tetraethylammonium
NERVOUS SYSTEM, SYMPATHETIC/blocking