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APA Citation
Martin, P. J., Chang, H. M., Wityk, R., & Caplan, L. R. (1998). midbrain infarction: associations and aetiologies in the New England Medical Center Posterior Circulation Registry. Journal of neurology, neurosurgery and psychiatry, 64(3), 392–395. http://access.bl.uk/ark:/81055/vdc_100151253646.0x000045