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Article History

Received: 27 October 2021

Accepted: 26 April 2022

First Online: 12 May 2022

Declarations

:

: Not applicable. This article is based on previously existing observational data, and the research did not involve any new interventional studies of human or animal subjects performed by any of the authors. This retrospective study used deidentified data, and no personally identifiable health information was collected. Such studies are exempt according to 45CFR46.101(b)(4): Existing Data & Specimens—No Identifiers.

: Not applicable.

: Jack Ray Gallagher is an employee of Clarity Pharma Research LLC, Spartanburg, SC, a scientific research organization that conducted the study, and declares that he has no conflicts of interest. Jeffrey Martini is an employee of Palvella Therapeutics Inc. and declares that he has no conflicts of interest. Susan Carroll is an employee of Clarity Pharma Research LLC, Spartanburg, SC, and declares that she has no conflicts of interest. Alison Small, MD, is an Assistant Professor of Dermatology and Pediatrics at Oregon Health and Science University, and a consultant for Palvella Therapeutics Inc., and declares that she has no conflicts of interest. Joyce Teng is Professor of Dermatology & Pediatrics, Director of Pediatric Dermatology & Fellowship Training, Stanford University School of Medicine, Lucile Packard Children's Hospital at Stanford, and declares that she has no conflicts of interest.