Luke S.P. Moore 
National Institute for Health Research Health Protection Research Unit in Healthcare Associated Infections and Antimicrobial Resistance, Imperial College London, Hammersmith Campus, Du Cane Road, London, W12 0NN, United Kingdom
Imperial College Healthcare NHS Trust, Du Cane Road, London, W12 0HS, United Kingdom
Pau Herrero 
Department of Electrical and Electronic Engineering, Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom
Ji Soo Baik 
School of Medicine, Imperial College London, South Kensington Campus, London, SW7 2AZ, UK
Akash Philip 
Department of Electrical and Electronic Engineering, Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom
Mark Gilchrist
, Eimear T. Brannigan 
Imperial College Healthcare NHS Trust, Du Cane Road, London, W12 0HS, United Kingdom
Pantelis Georgiou 
Department of Electrical and Electronic Engineering, Imperial College London, South Kensington Campus, London, SW7 2AZ, United Kingdom
William Hope 
Department of Molecular and Clinical Pharmacology, University of Liverpool, Liverpool, L69 3GE, United Kingdom
Alison H. Holmes 
National Institute for Health Research Health Protection Research Unit in Healthcare Associated Infections and Antimicrobial Resistance, Imperial College London, Hammersmith Campus, Du Cane Road, London, W12 0NN, United Kingdom
Imperial College Healthcare NHS Trust, Du Cane Road, London, W12 0HS, United Kingdom