[This corrects the article DOI: 10.3389/fimmu.2019.02537.].
Keywords: C1r/s; Ehlers-Danlos syndrome; complement system; connective tissue; periodontitis.
Copyright © 2019 Gröbner, Kapferer-Seebacher, Amberger, Redolfi, Dalonneau, Björck, Milnes, Bally, Rossi, Thielens, Stoiber, Gaboriaud and Zschocke.