Image quality and subject experience of quiet T1-weighted 7-T brain imaging using a silent gradient coil oleh Sarah M. Jacobs, Edwin Versteeg, Anja G. van der Kolk, Leonie N. C. Visser, Ícaro A. F. Oliveira, Emiel van Maren, Dennis W. J. Klomp, Jeroen C. W. Siero