____ consist of four digits and provide more information about the disease such as the site, cause, or other characteristic.

Strobe lights are an example of which notification appliance category?

A. Visual B. Textual C. Conductive D. Addressable

Denise was struck by a softball, which injured her left eye. The external cause code for this injury for the initial encounter is ____________________.

Fill in the blank(s) with the appropriate word(s).