1. Department of Reproductive Sciencies, Sperm Analysis Technologies (Spermtech), Buñol, Spain
2. Department of Cellular Biology, Functional Biology and Physical Anthropology, University of Valencia, Burjassot, Spain
3. IVI Foundation, Instituto de Investigación Sanitaria La Fe (IIS La Fe), Valencia, Spain
4. School of Agronomy, Institute of Technology, San Carlos Campus, Alajuela, Costa Rica