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Most relevant changes in metabolites concentration over time in perinatal asphyxia. Urine metabolome at birth has been assumed as reference. T0, birth; T1, 48 hours; T2, 72 hours; T3, 1 week; T4, 1 month. Unknown metabolites are listed as: U1455, U1605, U1710 and Monosacch. E.
