Acknowledgements

This course was written by Basiro Davey, Carol Midgley, Claire Rostron and Daniel Berwick.

Except for third party materials and otherwise stated in the acknowledgements section, this content is made available under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 Licence [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)] .

The material acknowledged below is Proprietary and used under licence (not subject to Creative Commons Licence). Grateful acknowledgement is made to the following sources for permission to reproduce material in this unit:

Course image: James Gathany/Center for Disease Control and Prevention

Figure 1a: Bùi Linh Ngân. This file is licensed under the Creative Commons Attribution-Share Alike Licence http://creativecommons.org/licenses/by-sa/2.0/

Figure 1b: © iStock.com/nazira_g

Figure 2a: Anthea Sieveking/Wellcome Images

Figure 2b: CDC/Barbara Rice

Figure 3: WHO/TBP/Gary Hampton

Figure 4a: Marshall, J. (2005) ‘Megacity, mega mess’, Nature, vol. 437, Nature Publishing Group

Figure 7: James Gathany/Center for Disease Control and Prevention

Figure 9: Image taken from ‘Clinical Signs’, Virology Department, University of Saskatchewan

Figure 10: © World Health Organization (WHO), 2014. All Rights Reserved

Figure 11a: Work Projects Administration Poster Collection, Library of Congress

Figure 11b: © Everett Collection Historical/Alamy

Figure 12: BBC News Magazine

Every effort has been made to contact copyright owners. If any have been inadvertently overlooked, the publishers will be pleased to make the necessary arrangements at the first opportunity.