[1] Univ Santiago de Compostela, Dept Microbiol Parasitoloxia, Fac Biol, Edif CIBUS, Santiago De Compostela, Spain
[2] Univ Santiago de Compostela, Aquat One Hlth Res Ctr ARCUS, Santiago De Compostela, Spain
[3] Univ Santiago de Compostela USC, Dept Microbiol Parasitoloxia, Lab Referencia Escherichia coli LREC, Lugo, Spain
[4] Inst Invest Sanitaria Santiago de Compostela IDIS, Santiago, Spain
[5] SERGAS UVIGO, Galicia Hlth Res Inst IIS Galicia Sur, Microbiol & Infectol Res Grp, Vigo, Spain
[6] Complexo Hosp Univ Vigo CHUVI, Microbiol Serv, Sergas, Spain
[7] Hosp Univ Cent Asturias HUCA, Serv Hematol, Asturias, Spain
[8] Inst Invest Sanitaria Principado Asturias ISPA, Grp Microbiol Traslac, Oviedo, Spain
[9] German Fed Inst Risk Assessment BfR, Dept Biol Safety, Berlin, Germany