In the final part of our "In Her Words" series, we explore what role police are doing in Calgary to combat sex trafficking.

It was an painful understanding of a darkness and brutality that first bonded these women together. But out of that, with the help of a Calgary organization, they have formed a sisterhood that helps keep them accountable and pushes them forward.

It's a clandestine crime targeting mostly women. Many are young and underage and often have a basic need that is not being met, making them vulnerable. Three survivors of sex trafficking share their stories.

More than half of respondents felt a physician had overlooked or diminished their symptoms — in most cases treating the issue as psychological rather than physical.