[1] Puerta de Hierro Res Inst, Madrid, Spain
[2] Univ Hosp, Madrid, Spain
[3] CEU San Pablo Univ, Microbiol Dept, Madrid, Spain
[4] Hosp Valle De Hebron, Barcelona, Spain
[5] Complexo Hosp Univ, Santiago, Spain
[6] Hosp Clin Lozano Blesa, Zaragoza, Spain
[7] Hosp Son Llatzer, Mallorca, Spain
[8] Complejo Hosp Univ, Orense, Spain
[9] UNIR Hlth Sci Sch & Med Ctr, Madrid, Spain
[10] Ctr Sanitario Sandoval, Madrid, Spain
[11] Hosp Gen Univ, Valencia, Spain
[12] Hosp Vall dHebro, Barcelona, Spain
[13] Hosp Conxo CHUS, Santiago, Chile
[14] Hosp Clin Univ Lozano Blesa, Zaragoza, Spain
[15] Hosp Clin Univ, Valladolid, Spain
[16] Hosp Rio Hortega, Valladolid, Spain
[17] Hosp Clin IDIBAPS, Barcelona, Spain
[18] Hosp Cristal Pinor, Orense, Spain
[19] INIBIC Complejo Hosp Univ, La Coruna, Spain
[20] Hosp Virgen del Rocio, Seville, Spain
[21] CIBERESP, Seville, Spain
[22] Hosp Badalona Germans Trias & Pujol, Barcelona, Spain
[23] Complejo Hosp, Pontevedra, Spain
[24] Hosp Univ, Puerto Real, Spain
[25] Hosp Insular Hosp Univ, Las Palmas Gran Canaria, Spain
[26] Hosp Univ, Alicante, Spain
[27] Hosp Gen, Elche, Spain
[28] Complejo Hosp Virgen de la Salud, Toledo, Spain
[29] Hosp Donostia, San Sebastian, Spain
[30] Hosp La Fe, Valencia, Spain
[31] Hosp San Pedro de Alcantara, Caceres, Spain
[32] Ciudad Sanitaria Bellvitge, Barcelona, Spain
[33] Hosp Univ La Laguna, Tenerife, Spain
[34] Hosp Gen, Mataro, Spain
[35] Hosp Son Llatzer, Palma De Mallorca, Spain
[36] Hosp Meixoeiro, Vigo, Spain
[37] Hosp Bierzo, Ponferrada, Spain
[38] Hosp Basurto, Bilbao, Spain
[39] Hosp Cruces, Bilbao, Spain
[40] Hosp Miguel Servet, Zaragoza, Spain
[41] Hosp Virgen de la Victoria, Malaga, Spain
[42] Hosp Poniente, Almeria, Spain
[43] Hosp Univ, Getafe, Spain
[44] Fdn Jimenez Diaz, Madrid, Spain
[45] Hosp Gregorio Maranon, Madrid, Spain
[46] Hosp Santa Creu & Sant Pau, Barcelona, Spain
[47] ICS, Barcelona, Spain
[48] Complejo Hosp Navarra, Pamplona, Spain
[49] Banco Sangre & Tejidos, Barcelona, Spain
[50] Ctr Transfus, Madrid, Spain