[1] UNIV NOTTINGHAM HOSP,QUEENS MED CTR,DEPT MICROBIOL,NOTTINGHAM NG7 2UH,ENGLAND
[2] UNIV NOTTINGHAM HOSP,QUEENS MED CTR,PUBL HLTH LAB SERV LAB,NOTTINGHAM NG7 2UH,ENGLAND
[3] GLAXO GRP RES LTD,DIV MICROBIOL,DEPT CHEMOTHERAPY,GREENFORD UB6 0HE,MIDDX,ENGLAND