The use of Plasmodium vivax preserved by freezing in inducing malaria.
D005615:Freezing; D006801:Humans; D008288:Malaria; D016780:Malaria, Vivax; D010961:Plasmodium; D010966:Plasmodium vivax; D014965:X-Rays
MALARIA/plasmodium--preservation; ROENTGEN RAYS/effects--on blood