Mother-Infant Department, University of Modena and Reggio Emilia, Modena, Italy. Systems Biology Laboratory, Department of Experimental Medicine, Sapienza University, Rome, Italy. Faculty of Medicine, University of Lille, and Institut National de la Santé et de la Recherche Médicale (INSERM) Laboratory of Development and Plasticity of the Neuroendocrine Brain, Jean-Pierre Aubert Research Centre, Lille, France. Near East University, Faculty of Medicine, Department of Obstetrics and Gynecology, and Research Center of Experimental Health Sciences, Nicosia, Cyprus. Third Department of OB-GYNAE, Aristotle University of Thessaloniki, and IVF Laboratory, IAKENTRO Fertility Centre, Thessaloniki, Greece. National Council of Scientific and Technical Research, Instituto de Biología y Medicina Experimental (IBYME), Buenos Aires, Argentina. Diagnostic Techniques Unit, Medical University of Lublin, Poland. Department of Experimental Medicine, Sapienza University, Rome, Italy. Electronic address: vunfer@gmail.com.