A paper about chip implantation in humans is an exciting and vital topic to evaluate, and since there are already some experiments being done in Sweeden and elsewhere to see how efficient and successful this technology can be, you should have some current information to use for your research. If you are critiquing this practice, you might want to consider:
Is human chip implantation an invasion of privacy?
How safe is chip implantation for humans? Consider health risks and possible allergy problems.
Should you volunteer to get a microchip? What are the advantages or disadvantages?
Will microchipping keep us safer or put our finances and personal information in danger?