The increase of the ratio of those expelling only unfertilized eggs of Ascaris as the rate of the positive for Ascaris eggs among the local social groups diminishes and the utilization of this fact to the eradication program of Ascariasis in Japan

Komiya, Y.; Kozai, I.; Suzuki, R.

Japanese Journal of Parasitology 11: 45-52

1962


Document Number: 468390

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