http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304539nuclear magnetic resonance relaxometry http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304539 analysis and testing techniques BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304539 NMR relaxometry UF http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31304539 relaxometry, nuclear magnetic resonance UF