S ch is to som ia s is ca se s an d the on ly in te rm edia te ho s t o f S ch is to som as is!!! sn a il w e re dis co vere d a t theРbeg in n in g o f the 2 0 th cen tu ry, som e Ch in e se an d fo re ig n sch o la rs had re sea rched in to the ep idem ic s itu a tio n o fРsch is to som ia s is an d life h is to ry in the reg io n. Bu t du e to the p o litic a l in stab i l ity, w a rs an d o the r co n flic ts, the ru le rsРhad n o tim e ta kin g in to o u n t the sch is to som ia s is con tro ,l me anw h ile the ba s ic con d itio n s o f p u b lic hea lth ca re an dРte chn o lo gy lag g ed beh in d. The se se rio u sly a ffe cte d p e op les p rodu ction an d liv in g in the ep id em ic a re a.РK ey w o rd s: Do n g tin g Lake a rea o fH u n an; s chis to som ia s is; be fo re 1 9 49
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