1. Department of Biosystems Science and Engineering, ETH Zürich, Basel 4058, Switzerland
2. SIB, Swiss Institute of Bioinformatics, Basel 4058, Switzerland
3. Institute for Research in Biomedicine (IRB Barcelona), The Barcelona Institute of Science and Technology, Barcelona 08028, Spain
4. Research Program on Biomedical Informatics, Universitat Pompeu Fabra, Barcelona, Catalonia 08002, Spain
5. Institució Catalana de Recerca i Estudis Avançats (ICREA), Barcelona 08010, Spain