1. Instituto Gulbenkian de Ciência, Oeiras, Portugal
2. Department of Evolution, Ecology and Behaviour, University of Liverpool, United Kingdom
3. Institut de Biologie Moléculaire et Cellulaire, Université de Strasbourg, Strasbourg, France
4. Department for Biomedical Research, University of Bern, Switzerland
5. Faculdade de Medicina da Universidade de Lisboa, Lisbon, Portugal