Cite
MLA Citation
A S Whitehead et al.. “Frequency of the apolipoprotein E epsilon 4 allele in a case-control study of early onset Parkinson's disease..” Journal of neurology, neurosurgery and psychiatry, vol. 61, no. 4, 1996, pp. 347–351. http://access.bl.uk/ark:/81055/vdc_100135163811.0x000031