title: Reply.
authors.affiliation: Karolinska University Hospital, Solna.|Karolinska Institutet, Stockholm, Sweden.
authors.forename: Vivianne
authors.initials: V
authors.lastname: Malmström
authors.affiliation: Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden.
authors.forename: Jayesh M
authors.initials: JM
authors.lastname: Pandya
authors.affiliation: Karolinska University Hospital, Solna.|Karolinska Institutet, Stockholm, Sweden.
authors.forename: Ingrid E
authors.initials: IE
authors.lastname: Lundberg
authors.affiliation: Karolinska University Hospital, Solna.|Karolinska Institutet, Stockholm, Sweden.
authors.forename: Andreas E R
authors.initials: AE
authors.lastname: Fasth
mesh_terms: D015415:Biomarkers; D006801:Humans; D017285:Polymyositis
chemical_list: D015415:Biomarkers