Adibi J, Hauser R, Williams P, Whyatt R, Calafat A, Nelson H, et al. Maternal urinary metabolites of Di-(2-Ethylhexyl) phthalate in relation to the timing of labor in a US multicenter pregnancy cohort study. Am J Epidemiol. 2009;169:1015-24 pubmed publisher
..These data suggest that DEHP may interfere with signaling related to the timing of parturition. ..
Adibi J, Hauser R, Williams P, Whyatt R, Thaker H, Nelson H, et al. Placental biomarkers of phthalate effects on mRNA transcription: application in epidemiologic research. Environ Health. 2009;8:20 pubmed publisher
..Sampling scheme, selection of an appropriate internal control and the timing of sample collection relative to delivery can be optimized to minimize within-placenta and other sources of underlying, non-etiologic variability. ..