Schistosomiasis distribution map credit CDC: Centers for Disease Control and Prevention

Licence: 
Creative Commons Licence
Creator: 
Public Health Image Library (http://phil.cdc.gov/)
Scratchpads developed and conceived by (alphabetical): Ed Baker, Katherine Bouton Alice Heaton Dimitris Koureas, Laurence Livermore, Dave Roberts, Simon Rycroft, Ben Scott, Vince Smith