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The aim of the present work was to compare measures of the power spectra, indexes, and coherence of the EEG in term and preterm infants in the first month of life. Six groups of children were investigated, born at 1) 30–32, 2) 33–34, 3) 35–36, 4) 37–38, 5) 39–40, and 6) 41–42 weeks of gestation; there were 10 in each group. The power of the delta frequencies was maximal in group 5. The power of theta...