Sentences with phrase «observational arm of this study»
However, in contrast, the observational arm of this study (in which infants were not at high risk of developing atopic disease) did not demonstrate differences in the incidence of atopic dermatitis.
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From its home within DOE's Office of Biological and Environmental Research, ARM organized around a task that was both big and new: To establish, over time, a series of instrumented platforms that would provide an observational basis for studying the Earth's climate.