QCS: Image credits

Go to page	Copyright © 2005 Ulrik De Wachter. All rights reserved. Ulrik De Wachter is user Ulrik at stock.xchng.
Go to page	Copyright © Monique Samsen. All rights reserved. Monique Samsen is member photoworld at iStockphoto.
Go to page	Copyright © 2005 Ross Brown. All rights reserved. Ross Brown is user rossbr at stock.xchng.
Go to page	Copyright © 2005 Alejandro González. All rights reserved. Alejandro González is user cremosonic at stock.xchng.
Go to page	Injury Prevention, April 2004, 10:88-92, figure 2. Reproduced with permission from the BMJ Publishing Group.
Go to page	Copyright © Luis Carlos Torres. All rights reserved. Luis Carlos Torres is member lucato at iStockphoto.
Go to page	Copyright © 2004 Joshua Blake. All rights reserved. Joshua Blake is member joshblake at iStockphoto.
Go to page	Copyright © 2004 Simon Cataudo. All rights reserved. Simon Cataudo is user scataudo at stock.xchng.
Go to page	Graphic derived from a public domain image created for the U.S. Census Bureau.
Go to page	Copyright © Kuno Hamers. All rights reserved. Kuno Hamers is member dunesmm at iStockphoto.

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