Declarations
Ethics approval and consent to participate: Not applicable.
Consent for publication: Consent for publication was acquired from the legal guardian of the patient.
Availability of data and materials: The datasets used during the current study are available from the corresponding author upon reasonable request.
Competing interests: The authors declare that they have no competing interests.
Funding: The authors received no funding. It is the authors’ work, not funded by the government or academic institutes.
Authors’ contributions: All the authors contributed significantly to this report, and all authors agree to be accountable for all aspects of the work. All authors read and approved the final manuscript.
Acknowledgments: None.