RT Journal Article SR Electronic T1 Delayed early morning turn “ON” in response to a single dose of levodopa in advanced Parkinson’s disease: pharmacokinetics should be considered JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 1782 OP 1783 DO 10.1136/jnnp.2003.034553 VO 75 IS 12 A1 Chaná, P A1 Kuntsmann, C A1 Reyes-Parada, M A1 Sáez-Briones, P YR 2004 UL http://jnnp.bmj.com/content/75/12/1782.abstract AB