So it is a valuable topic to explore the effective non-invasivemethods.
因此，寻求有效的无创性检查方法就成为一个需要探讨的课题。
2
Conclusion Non-invasivemethods play important roles in diagnosis and assessing severity of liver fibrosis, and reduce the need of liver biopsy.
结论非侵人性评价方法在肝纤维化的诊断和严重程度分级方面发挥重要作用，可以在一定程度上代替组织活检。
3
The trouble is that non-invasivemethods, which obviously have far broader appeal, are less precise than using implanted electrodes, which produce a clearer signal.