edit(ed) – v. to make changes, correct mistakes
practicing – v. having a professional medical or legal business
twin – adj. used to describe children who are either one of two babies that are born at the same time to the same mother
ethics – n. rules of behavior based on ideas about what is morally good and bad
proper – adj. correct according to social or moral rules
certification – n. official approval to do something professionally or legally
deliberately – adv. in a way that is meant, intended, or planned
regulation(s) – n. an official rule or law that says how something should be done
advancing – v. continuing in a process of development