Received: 16 May 2019
Accepted: 12 December 2019
First Online: 19 December 2019
Ethics approval and consent to participate
: Written informed consent was not obtained from parents/guardians of minors because the information was obtained during the course of normal clinical visits. The institutional review board from the University of Oklahoma Health Sciences Center reviewed and approved the request to analyze medical records associated with the ELI clinic.
: Not applicable.
: The authors declare that they have no competing interests.