title: The authors reply.
authors.affiliation: Department of Intensive Care Medicine, University Hospitals Leuven, Leuven, Belgium, and Laboratory of Intensive Care Medicine, Division of Cellular and Molecular Medicine, KU Leuven, Leuven, Belgium; Laboratory of Intensive Care Medicine, Division of Cellular and Molecular Medicine, KU Leuven, Leuven, Belgium.
authors.forename: Michael P
authors.initials: MP
authors.lastname: Casaer
authors.forename: Lies
authors.initials: L
authors.lastname: Langouche
mesh_terms: D000273:Adipose Tissue / Q000503:physiopathology*; D016638:Critical Illness; D005260:Female; D006801:Humans; D008297:Male; D018482:Muscle, Skeletal / Q000503:physiopathology*; D010288:Parenteral Nutrition; D019282:Wasting Syndrome / Q000517:prevention & control*