Accepted: 23 September 2021
First Online: 14 October 2021
Compliance with Ethical Standards
: The authors declare no competing interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The integrity of the participants was assured. The families were asked for permission to collect the relevant information for the study. Written consent from both parents was required for participating families. Families could interrupt their participation at will. Furthermore parents had access to the data and be able to select what data could be used or not without penalties. The consent form was presented and explained to clarify any doubt. Data protection has been taken into account. In conclusion, we have no conflicts of interest to disclose.