WERNER, G Some psychomotor actions of phenyl-piperidyl-(2)-acetic acid methylester (ritalin). [electronic resource] - Archives internationales de pharmacodynamie et de therapie Nov 1957 - 427-36 p. digital Publication Type: Journal Article ISSN: 0003-9780 Subjects--Topical Terms: AcetatesHumansMethylphenidate--pharmacology