1. Chuan bing de cang ying Publication: [Beijing? : Zhong yang wei sheng bu xuan chuan chu?], 1952 Subject(s): Communicable Disease ControlDiptera -- pathogenicityHealth EducationHygieneChina
2. [Flies contaminating food on table, mother and child walking, and route of ingestion for worms] Publication: [Shanghai? : s.n.], 1957 Subject(s): Diptera -- pathogenicityFood ContaminationIntestinal Diseases, ParasiticWind
