[Studies on opistorchosis and its control in the Suma region in Ukraina].
D000818:Animals; D006801:Humans; D014200:Trematoda; D014201:Trematode Infections / Q000517:prevention & control*
TREMATODE INFECTIONS/prevention and control
Izuchenie opistorkhoza i bor'ba s nim v Sumskoi oblasti Ukrainskoi SSR.