title: Prevention of artifact formation during the analysis of N-nitrosamines in the rumen fluid of cows.
mesh_terms: D000818:Animals; D001431:Bacteriological Techniques; D002417:Cattle; D055598:Chemical Phenomena; D002621:Chemistry; D005260:Female; D009602:Nitrosamines / Q000032:analysis*; D012417:Rumen / Q000032:analysis* / Q000382:microbiology
chemical_list: D009602:Nitrosamines