Ask to see any reports by their drs and any IME reports, those often can have glaring mistakes or purposely misleading information on your injury..
Often they are paid by the WC , so may tend to find a non injury , or even use the word malingering as it describes you..

If you feel you have a serious/long term injury you might look into a wc atty to help thru the process, WC tends to delay & deny ...

We also have a WC forum with helpful info in the sticky threads, as well as the stickys on this forum topic. Top section of each main forum page has the stickys..