Litzkendorf, Svenja; Frank, Martin; Babac, Ana; Rosenfeldt, Daniel; Schauer, Franziska; Hartz, Tobias; Schulenburg, Johann-Matthias Graf von der
(London : BioMed Central, 2020)
Background: Finding reliable information on one of more than 7000 rare diseases is a major challenge for those affected. Since rare diseases are defined only by the prevalence criterion, a multitude of heterogeneous ...