1. Aebert K (1967) Was leistet L-DOPA bei der Behandlung der Parkinson-Akinese? Deutsch Med Wschr 92: 483–487
2. Agid Y (1998) Levodopa: is toxicity a myth? Neurology 50: 858–863
3. Agid Y, Ahlskog E, Albanese A, Calne D, Chase T, De Yebenes J, Factor S, Fahn S, Gershanik O, Goetz C, Koller W, Kurth M, Lang A, Lees A, LeWitt P, Marsden D, Melamed E, Michel PP, Mizuno Y, Obeso J, Oertel W, Olanow W, Poewe W, Pollak P, Przedzorski S, Quinn N, Raisman-Vozari R, Rajput A, Stocchi F, Tolosa E (1999) Levodopa in the treatment of Parkinson’s disease: A consensus meeting. Mov Disord 14: 911–913
4. Alam ZI, Jenner A, Daniel SE, Lees AJ, Cairns N, Marsden CD, Jenner P, Halliwell B (1997) Oxidative DNA damage in the parkinsonian brain: An apparent selective increase in 8-hydroxyguanine levels in substantia nigra. J Neurochem 69: 1196–1203
5. Barbeau A, Sourkes TL, Murphy GF (1962) Les catecholamines dans la maladie de Parkinson. In: de Ajuriaguerra J (ed) Symposium Sur les Monoamines et Systeme Nerveux Central. Georg & Cie, Geneve, pp 247–262