title: Extraction and measurement of deuterium oxide at tracer levels in biological fluids.
mesh_terms: D000818:Animals; D001826:Body Fluids / Q000032:analysis; D001834:Body Water / Q000032:analysis; D003903:Deuterium / Q000032:analysis* / Q000097:blood / Q000652:urine; D008722:Methods; D011849:Radioactive Tracers / Q000032:analysis; D012417:Rumen / Q000032:analysis
chemical_list: D011849:Radioactive Tracers; D003903:Deuterium