?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Cerebrospinal+fluid+biomarkers&rft.creator=Petzold%2C+Axel&rft.publisher=ECTRIMS%2FACTRIMS&rft.date=2005-10-01&rft.type=Report&rft.language=eng&rft.source=++++ECTRIMS%2FACTRIMS%3A+Thessaloniki%2C+Greece%2C.+++++&rft.identifier=https%3A%2F%2Fdiscovery.ucl.ac.uk%2Fid%2Feprint%2F10148685%2F