Keywords: Ring-form trophozoites of P. vivax in a thin blood smear.jpg en Ring-form trophozoites of P vivax in a thin blood smear 2008-12-19 12 17 40 http //www cdc gov/dpdx/malaria/gallery html povalringformtrophs CDC other versions PD-USGov Uncategorized 2016 January 26 |