Retraction Note: Chitosan hydrogel/silk fibroin/Mg(OH)2 nanobiocomposite as a novel scaffold with antimicrobial activity and improved mechanical properties - Reza Eivazzadeh-Keihan; Fateme Radinekiyan; Hooman Aghamirza Moghim Aliabadi; Sima Sukhtezari; Behnam Tahmasebi; Ali Maleki; Hamid Madanchi (Scientific Reports)