1. Department of Civil Engineering, The University of Hong Kong, Hong Kong, China
2. School of Public Health, The University of Hong Kong, Hong Kong, China
3. Agriculture and Agri-Food Canada, Department of Biology, University of Western Ontario, London, Canada
4. Institute of Urban Environmenta, Chinese Academy of Science, Xiamen, China
5. Julius Kühn-Institut, Federal Research Centre for Cultivated Plants, Institute for Epidemiology and Pathogen Diagnostics, Braunschweig, Germany
6. The Center for Microbial Ecology, Michigan State University, East Lansing, Michigan, USA
7. Department of Infectious Disease, Centre for Antibiotic Resistance Research, University of Gothenburg, Gothenburg, Sweden