The Clinical Utility of fMRI for Identifying Covert Awareness in the Vegetative State: A Comparison of Sensitivity between 3T and 1.5T Fernández-Espejo, Davinia ; Norton, Loretta ; Owen, Adrian M. Abstract Publication: PLoS ONE Pub Date: April 2014 DOI: 10.1371/journal.pone.0095082 Bibcode: 2014PLoSO...995082F