title: Unexpected fractionation in site-specific 13C isotopic distribution detected by quantitative 13C NMR at natural abundance.
authors: University of Nantes, LAIEM, UMR CNRS 6006, Faculty of Science and Technology, BP 92208, F-44322 Nantes cedex 3, France.
authors: Eliot P
authors: EP
authors: Botosoa
authors: Elsa
authors: E
authors: Caytan
authors: Virginie
authors: V
authors: Silvestre
authors: Richard J
authors: RJ
authors: Robins
authors: Serge
authors: S
authors: Akoka
authors: Gérald S
authors: GS
authors: Remaud