1. Fungi
http://www.flickr.com/photos/simpologist/553025

2. Sick
http://www.flickr.com/photos/anirudhkoul/3298467509

3. Vaccine
http://www.flickr.com/photos/andresrueda/2983149263/sizes

4. Cancer
http://www.flickr.com/photos/webmonk/6215721735

5. Small Pox
http://www.flickr.com/photos/ajc1/1524020930

6. Antigen
http://www.flickr.com/photos/ringai/3975402556/sizes/m/in/photostream/

7. HIV
http://www.flickr.com/photos/anqa/2381378762/sizes/m/in/photostream/

8. Antibiotics
http://www.flickr.com/photos/carabendon/5352833202/sizes/m/in/photostream/

9. Infections
http://www.flickr.com/photos/26016306@N03/2478360144/sizes/o/in/photostream/

10. Flu
http://www.flickr.com/photos/guerry-monero/3489990635/sizes/m/in/photostream/