Effect of PTPN22, FAS/FASL, IL2RA and CTLA4 genetic polymorphisms on the risk of developing alopecia areata: A systematic review of the literature and meta-analysis

• S. R. Gil-Quiñones ,

  Contributed equally to this work with: S. R. Gil-Quiñones, L. D. Gutierrez-Castañeda

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Writing – original draft, Writing – review & editing

  Affiliation Clinical Epidemiology Program, Fundación Universitaria de Ciencias de la Salud (FUCS), Bogotá, Colombia

  https://orcid.org/0000-0002-5974-1431

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• I. T. Sepúlveda-Pachón,

  Roles Data curation, Formal analysis, Investigation, Writing – original draft, Writing – review & editing

  Affiliation Clinical Epidemiology Program, Fundación Universitaria de Ciencias de la Salud (FUCS), Bogotá, Colombia

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• G. Sánchez Vanegas,

  Roles Formal analysis, Investigation, Methodology, Software, Supervision, Writing – review & editing

  Affiliation Clinical Epidemiology Program, Research Institute, Fundación Universitaria de Ciencias de la Salud (FUCS), Bogotá, Colombia

  https://orcid.org/0000-0002-4954-7803

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• L. D. Gutierrez-Castañeda

  Contributed equally to this work with: S. R. Gil-Quiñones, L. D. Gutierrez-Castañeda

  Roles Conceptualization, Data curation, Investigation, Methodology, Supervision, Validation, Writing – original draft, Writing – review & editing

  * E-mail: ldgutierrez@fucsalud.edu.co

  Affiliation Research Institute, Group of Basic Sciences in Health (CBS)-FUCS, Fundación Universitaria de Ciencias de la Salud (FUCS), Bogotá, Colombia

  https://orcid.org/0000-0002-6155-3771

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