If you have cited the authors name in your paragraph, you blank need to repeat it within the parentheses. then you put blank in parentheses

Depending on the type of citation scheme used, you likely do not need to re-cite the author's name(s) in the parenthetical citation if all authors are already listed in the paragraph proper. However, you will need to cite the year of publication for the article within parentheses at the first possible opportunity.

They are called, medical assistant, nursing assistant home health aid, physician, therapist etc.