Designing the instrument:

1. Systematic review of literature and the relevant instruments: 38 questionnaires, 42 research papers, and 10 theses were consulted to design the questionnaire.2. Determining and designing the items of the instrument through the existing documents, papers, and questionnaires in Iran and other countries: Relevant questions were extracted from various instruments and some questions were designed by virtue of papers and documents. Then, after negotiation with research team members the final items were added to the pool of questions and finally the first draft of the questionnaire with 108 questions was designed.3. Validity of the instrument: Face validity, content validity, and construct validity were used to determine the validity of the instrument: