An informed consent form (ICF) is a written document indicating that the volunteer decides to participate in the trial of his/her free will after the volunteer or, if necessary, his/her legal representative has been informed about all information about the research as well as the importance of the application and risk for human health. The information given to the volunteer and/or his/her legal representative should be short, clear, and understandable, free from medical terms, should not contain general information about the research, and should be prepared in a way that the volunteer can understand. This information should be written in the language of the volunteer if the volunteer does not speak Turkish sufficiently.
