Fig. 1From: Oncomelania hupensis retains its ability to transmit Schistosoma japonicum 13 years after migration from permissive to non-permissive areasThe location of breeding sites of O. hupensis in permissive (Jiangdu county of Jiangsu Province) and non-permissive areas (Jining city of Shandong Province) in ChinaBack to article page