Correct!
5. All of the above
All of the above may prove useful in investigating workplace exposure as a cause of illness (3). The Safety Data Sheets (formerly Material Data Sheet), can be accessed on the internet and are easy to find if you know the name of the substance to which the worker was exposed. A check using brine was unrevealing. The company was also called and provided the information that no other workers were sick. Calling the company is an easy way to get information if the worker does not know, cannot talk because he/she is intubated or unconscious, or does to speak English. The Agency for Toxic Substances and Disease Registry (https://www.atsdr.cdc.gov) website was also checked with negative results. He was seen in the clinic about 6 weeks after admission and wished to return to work.
Which of the following might be useful in determining if he could return to work? (Click on the correct answer to be directed to the sixth and final page)