SEARCH Articles Figures Tables Coherence detection Coherent detection Detection multiple H detection H, spectrum HMQC HMQC (Heteronuclear multiple-quantum HMQC spectra Heteronuclear multiple quantum coherence HMQC) Heteronuclear multiple-quantum Heteronuclear multiple-quantum coherence Heteronuclear spectra Multiple heteronuclear Multiple quantum detection Multiple quantum spectra Multiple spectra Multiple-quantum coherence Quantum coherence