1. Decrease of cerebral 5-hydroxytryptamine by 3,4dihydroxyphenylalanine after inhibition of extracerebral decarboxylase;Bartholini, G.; Prada, M.da; Pletscher, A.;Letter to editor. J. Pharm. Pharmacol,1968
2. Aromatic amino acids and modification of Parkinsonism;Cotzias, G.C.; Van Woert, M.H.; Schiffer, L.M.;New Engi. J. Med,1967
3. Modification of parkinsonism-chronic treatment with L-dopa;Cotzias, G.; Papavasiliou, P.S.; Gellene, R.;New Engl. J. Med,1969
4. Similarities between neurologic effects of L-dopa and of apomorphine;Cotzias, G.C.; Papavasiliou, P.S.; Fehling, C.; Kaufman, B.; Mena, I.;New Engi. J. Med,1970
5. The use of L-dopa in parkinsonism;Duvoisin, R.; Barrett, R.; Schear, M.; Hoehn, M.; Yahr, M.,1969