Semantic networks. Keywords were identified with Atlas.ti 6.0 software. Words were sorted according to the frequency of their appearance in the interviews. The cut-off point, which divides the set of words into a high-frequency and low-frequency groups, was identified. Radial graphs explaining the frequency of appearance were created with MS Excel 2007. Red indicates before CME, and blue indicates after CME. A: Semantic Networks for Life History. B: Semantic Networks for Ethical Discernment. C: Semantic Networks for Healthcare Personnel-Patient Relationship.