这是common sense 不需专家,medical school second year 一定得pass parasitology, 肝吸虫,肺吸虫一起喧传是大陆固有大批 infected abs died public health problems, 本人累写于net, likely no academic value, in stead they did not inhibit this small lobster like thing 是根源of 肺脑吸虫病,50s 中华内科杂志时有reports, now even silicosis diagnosis 要被拘,