Funding for this research was provided by:
Qazvin University of Medical Sciences (28/6/30308)
Received: 8 November 2018
Accepted: 10 February 2020
First Online: 18 February 2020
Ethics approval and consent to participate
: The research proposal was approved by the Research Review Board affiliated with Qazvin Faculty of Nursing and Midwifery. Also the proposal was approved with decree code: IR.QUMS.REC.1397.117 in the Ethics Committee affiliated with Qazvin University of Medical Sciences. Permissions to enter health and medical centers were obtained from authorities of Qazvin University of Medical Sciences. Next, the researcher will introduce herself to the participants. After expressing objectives, assuring the participants about confidentiality of their data and possibility of withdrawing from the study, a written informed consent form will be signed by those participants who were willing to participate in this research.
: Not applicable.
: The authors declare that they have no competing interests.