Funding for this research was provided by:
Korea Healthcare Technology R&D Project, Ministry of Health & Welfare (HN12C0053)
Received: 8 January 2020
Accepted: 3 June 2020
First Online: 10 June 2020
Ethics approval and consent to participate
: Human scalp skin specimens were obtained from dermatology patients after obtaining informed consent, following the Declaration of Helsinki principles. Informed consents were obtained in writing from all patients. The study was approved by the Institutional Review Board of the CHA Bundang Medical Center (IRB No. CHAMC 2018-09-009).
: Not applicable.
: The authors declare that they have no competing interests.