Employees can opt not to participate in their employer's plan

true or false

How do the uv rays cause damage?   what exactly causes the skin to burn;   can you be more specific about this mechanism?   3. how do photosensitive medications increase a person's sensitivity to sunlight and therefore increase their risk of getting burned?     what kind of medications can increase photo-sensitivity, can you think of some examples?

How might expectations or rules at a job differ from those at your home?

According to icd-10 official guidelines for coding and reporting section i.c.13.d. osteoporosis is a systematic condition, meaning that all bones of the musculoskeletal system are affected. therefore, site is not a component of the codes and you should use codes under which category?