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A Cotinine in Freeze-Dried Urine Reference Material
A cotinine in freeze-dried urine reference material (RM 8444) was prepared at three concentrations: (1) a “blank” level typical of nonsmokers with no exposure to cigarette smoke, (2) a “low” level corresponding to nonsmokers with passive exposure to side-stream smoke, and (3) a “high” level typical...
| Autores principales: | , |
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| Formato: | Online Artículo Texto |
| Lenguaje: | English |
| Publicado: |
[Gaithersburg, MD] : U.S. Dept. of Commerce, National Institute of Standards and Technology
1989
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4948964/ https://www.ncbi.nlm.nih.gov/pubmed/28053416 http://dx.doi.org/10.6028/jres.094.028 |