Aspects to consider when building a database are presented. The work is based on experiences from the SIESTA project which identified sleep disorders.
Penzel, T., Kemp, B., Klösch, G., Schlögl, A., Hasan, J., Värri, A., & Korhonen, I. (2001). Acquisition of biomedical signals databases
. IEEE Engineering in Medicine and Biology Magazine
(3), 25-32. https://doi.org/10.1109/51.932721