1. Tijauw Ling Tan. Sleep in patients with Parkinson's disease and normal subjects prior to and following levodopa administration;Kales, A.; Anael, R.D.; Markham, C.H.; Dcharf, M.B.;Clin Pharmacol Therap,1971
2. Der Einfluss von L dopa auf den Nachtschlaf bei patienten mit Parkinson-Syndrom;Arch Psychiatr Nervenkr,1972
3. Petre Quadens 0. Le Sommeil dans la maladie de Parkinson;D, Traczynska Kubin; E, Atzef;Acta Neurol Belg
4. The role of monoamines and acetylcholine containing neurones in the regulation of the sleep waking cycle;Jouvet, M.;Rev Physiol Biochem Pharmacol,1972
5. Clinical pharmacology as an approach to the study of biochemical sleep mechanisms. The action of L dopa;Bergonzi, P.; Chiurulla, C.; Tempesta, E.;Confin Neurol,1974