TY  - RPRT
TI  - Stable isotope methods for nutritional investigation.
AU  - D E Matthews
AU  - D M Bier
PY  - 1983
DO  - 10.1146/annurev.nu.03.070183.001521
UR  - https://pubmed.ncbi.nlm.nih.gov/6357239/
ID  - 6357239
ER  -