title: Reply to letter to the editor by Assoc. Prof. Yusuf Ozgur Cakmak, MD, PhD.
authors.affiliation: Department of Neurology, Helsinki University Hospital and Department of Clinical Neurosciences (Neurology), University of Helsinki, Helsinki, Finland.
authors.forename: Filip
authors.initials: F
authors.lastname: Scheperjans
mesh_terms: D005260:Female; D000069196:Gastrointestinal Microbiome; D006801:Humans; D008297:Male; D010300:Parkinson Disease / Q000382:microbiology*