1. American Center for Reproductive Medicine Cleveland Clinic Cleveland OH USA
2. School of Natural Medicine University of the Western Cape Cape Town South Africa
3. Division of Endocrinology Department of Clinical and Molecular Sciences Umberto I HospitalPolytechnic University of Marche Ancona Italy
4. Clinical Trial Office University Hospital Meyer Florence Italy
5. Clinical Dermatology IRCCS Istituto Ortopedico Galeazzi Milan Italy
6. Department of Biomedical Surgical and Dental Sciences University of Milan Milan Italy