1. Department of Biomedicine, University Hospital Basel, Basel, Switzerland
2. Department Rheumatology, Cantonal Hospital Aarau, Aarau, Switzerland
3. Polytechnic University Marche, Ancona, Italy
4. Department of Obstetrics, University Women's Hospital Basel, Basel, Switzerland
5. Lendulet Reproduction Research Group, Institute of Enzymology, Research Center for Natural Sciences; Hungarian Academy of Sciences, Budapest, Hungary