@inproceedings{inproceedings0d008a6c, title = {Mri at ultra low field}, author = {Tannús, Alberto and Martins, Mateus Jose and Frare Junior, P L and Fadel, V and Bonagamba, Tito José and Panepucci, Horácio Carlos}, year = {1989}, publisher = {Associacao de Usuarios de Ressonancia Magnetica Nuclear}, booktitle = {Encontro de Usuarios de Ressonancia Magnetica Nuclear (Rmn)} }