13C abundances of nutrients and the effect of variations in 13C isotopic abundances of test meals formulated for 13CO2 breath tests

Schoeller, D A ; Klein, P D ; Watkins, J B ; Heim, T ; MacLean, W C

The American journal of clinical nutrition, 1980-11, Vol.33 (11), p.2375-2385 [Periódico revisado por pares]

United States: Elsevier Inc

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