Received: 23 March 2021
Accepted: 4 June 2021
First Online: 9 June 2021
: The study was conducted in full compliance with NHMRC ethical standards, with written informed consent from all parents involved in the study.
: <i>KCNQ2</i> and <i>SCN1A</i> genotyping data were obtained with written informed consent. The parents of the patients who were included in the study were informed with the study results. Consents to publish were signed and mailed to the study coordinator by the parents. All data are anonymized and no information is traceable to any individual patient. All authors have read the manuscript and agreed to its content. This work is original and is not currently under consideration by another journal.
: The authors have no conflicts of interest to declare.