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Fig. 2 | Environmental Health

Fig. 2

From: An overview of methods to address distinct research questions on environmental mixtures: an application to persistent organic pollutants and leukocyte telomere length

Fig. 2

Clusters from k-means clustering. Mean level of POPs (p = 18) in three clusters of participants in NHANES 2001–2002 (N = 1,003). Points represent overall population average for each congener. Values are in log-transformed pg/g lipid. The color scheme represents the groupings from the original [2] paper

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