Buying walkthrough book at the brick-and-mortar bookstore is usually better for those playing racing or first person shooter games.
So is buying a physical book from the store better than reading an online-only Wii game walkthrough?
Try and only utilize the Xbox walkthrough when you get stuck.
For the next part of the the Return of the King walkthrough, you take the Path of the King.
This walkthrough also specifically mentions some of the routine diagnostic procedures done in the office, including a 3-D digital x-ray machine that minimizes actual patient exposure to x-rays.