Some of these fake articles were solely about the financial company's product, while others hid the endorsement in a broader article on a related topic.

I last interviewed him on a related topic 15 years ago.

On a related topic, we acknowledge where we have made mistakes under pressure of bringing out a vast paper.

He or she would also then be directed to the related topic of pastoral care.

Quite evidently, the author has used a current science and technology related topic to build a thriller.