TY  - RPRT
TI  - Mass spectrometry-validated HPLC method for urinary nitrate.
AU  - Dimitrios Tsikas
PY  - 2004
DO  - 10.1373/clinchem.2004.032649
UR  - https://pubmed.ncbi.nlm.nih.gov/15229161/
ID  - 15229161
ER  -