1. Parasympathetic overactivity and its evaluation in patients with sinus nodal dysfunction;Hluchý;Int J Cardiol,1991
2. Nomenclature of nerve fibres in the autonomic system and their effects;Dale;J Physiol,1933
3. The histochemical identification of acetylcholinesterase in cholinergic, adrenergic and sensory neurons;Koelle;J Pharmacol Exp Ther,1955
4. Sympathetic postganglionic mechanism;Burn;Nature,1959
5. Purinergic nerves;Burnstock;Pharmacol Rev,1972