Institution: | 1.Sapientiae Institute-Educational and Research Center in Assisted Reproduction,S?o Paulo,Brazil;2.Institute of Exact Sciences,Alfenas Federal University,Alfenas,Brazil;3.ThoMSon Mass Spectrometry Laboratory-Institute of Chemistry,University of Campinas-UNICAMP,Campinas,Brazil;4.Fertility-Assisted Fertilization Center,S?o Paulo,Brazil;5.Mass Spectrometry Applications Research and Development Laboratory, Waters Corporation,Barueri,Brazil |