1. Levodopa combined with peripheral decarboxylase inhibition in Parkinson's disease;Barbeau;Canad. Med. Assoc. J,1972
2. Carbidopain parkinsonism: Inhibition of the metabolism of L-(2-14C)-dopa;Bianchine;Adv. Neurol,1973
3. Treatment of side-effects of levodopa;Birket-Smith;Lancet,1973
4. Adjuvants to L-dopa for parkinsonism;Braham;Brit. Med. J,1970
5. Antiparkinsonian drugs. Pharmacological and therapeutic aspects;Caine;Drugs,1972