title: Para-hydrogen-enhanced hyperpolarized gas-phase magnetic resonance imaging.
authors: Department of Chemistry, University of California, Berkeley and Division of Materials Science, Lawrence Berkeley National Lab, Berkeley, CA 94720, USA.
authors: Louis-S
authors: LS
authors: Bouchard
authors: Kirill V
authors: KV
authors: Kovtunov
authors: Scott R
authors: SR
authors: Burt
authors: M Sabieh
authors: MS
authors: Anwar
authors: Igor V
authors: IV
authors: Koptyug
authors: Renad Z
authors: RZ
authors: Sagdeev
authors: Alexander
authors: A
authors: Pines