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Mean arterial pressure (MAP) for the experimental groups during each phase of the model (*p < 0.05 for the PNA and HEX groups versus the LR and HTS groups). Data are mean and SEM (n = 8 for the LR and HEX groups; n = 7 for the HTS and PNA groups; LR, lactated Ringer's solution; HEX, Hextend; HTS, hypertonic saline; PNA, polynitroxylated albumin).
