RT Journal Article SR Electronic T1 Tetrahydrobiopterin metabolism in senile dementia of Alzheimer type. JF Journal of Neurology, Neurosurgery & Psychiatry JO J Neurol Neurosurg Psychiatry FD BMJ Publishing Group Ltd SP 582 DO 10.1136/jnnp.46.6.582 VO 46 IS 6 A1 Morar, C A1 Whitburn, S B A1 Blair, J A A1 Leeming, R J A1 Wilcock, G K YR 1983 UL http://jnnp.bmj.com/content/46/6/582.1.abstract AB