To split or to lump? Classifying the central disorders of hypersomnolence: sleep split requires epistemological tools and systematic data-driven conceptual analysis
1 Department of Psychiatry, University of Grenoble, Avenue du Maquis du Grésivaudan, Grenoble, France.
2 UMR CNRS 8590 IHPST, Sorbonne University (Paris 1), Paris, France.
3 Bordeaux Population Health Research Center, U1219, University of Bordeaux, Inserm, Bordeaux, France.
4 University Sleep Clinic, Services of Functional Exploration of the Nervous System, University Hospital of Bordeaux, Place Amélie Raba-Leon, Bordeaux, France.
5 USR CNRS 3413 SANPSY, University Hospital Pellegrin, University of Bordeaux, Bordeaux, France.