Hyla never swears in front of her parents, but she frequently does so with her friends. this is an example of how language use is not guided by rules.

The procedures for reporting potential unanticipated problems involving risk to subjects or others to the irb are: stated in the human subject protection regulations, but not in the drug or device regulationsincluded in the consent processdetermined by research staffdetermined by the institution in its written policies and procedures