kian moriarti, scrutinized sister moriau's case.d have caused her response? >> no treatment would be that effective that quickly. >> reporter: does religion enter into your medical conversation? >> we cannot separate ourselves as people who have been deeply immersed in the culture and the traditions of lourdes and the church, but make no mistake, we're just as technical as a forensic pathologist when it comes to looking a the technical details of the case. >> reporter: after eight years of investigation, the committee determined that sister moriau's case was medically unexplained. so when you do a survey, the investigation of sister bernadette's or other cures, this is done on a ly ba sng tt could be revwed by other physicians outside -- >> they are peer reviewed. >> i can affirm with absolute certainty that the case of sister bernadette has been reviewed, read, by at least 300 physicians. 300 physicians. and if tomorrow morning, any of our viewers is a doctor and one day he stops in southern france and comes to see me and wants to