作者单位:Hosp Gen Univ, ERESA, Valencia, Spain[1]Univ Santiago de Compostela, Fac Fis, Dept Fis Particulas, Santiago De Compostela, Spain[2]Univ Sevilla, Fac Med, Dept Fisiol Med & Biofis, E-41009 Seville, Spain[3]Hosp Univ Virgen Macarena, Seville, Spain[4]