This manichean finding came after dr wigertz and her team interviewed 1 , 527 people with gliomas ( a type of brain tumour ) in denmark , finland , norway , sweden and the south - east of england 维葛兹博士和她的研究组在丹麦,芬兰,挪威,瑞典和英格兰的东南部调查了1527名患有神经胶质瘤(一种脑性肿瘤)的患者,得出一种带有摩尼教性质的调查结果。