Scherder Erik, Oosterman Joukje, Swaab Dick, Herr Keela, Ooms Marcel, Ribbe Miel, Sergeant Joseph, Pickering Gisele, Benedetti Fabrizio
Centre of Human Movement Sciences, Rijksuniversiteit Groningen, A Deusinglaan 1, 9713 AV Groningen, Netherlands.
BMJ. 2005 Feb 26;330(7489):461-4. doi: 10.1136/bmj.330.7489.461.