A different look at genetic factors in individuals with non-obstructive azoospermia or oligospermia in our research study: To whom, which threshold, when, in what way? Evren Gumus; Bulent Kati; Eyyup Sabri Pelit; Eser Ordek; Halil Ciftci;

Evaluation of sialic acid, malondialdehyde and glutathione levels in infertile male Esma Menevse; Duygu Dursunoglu; Nihal Cetin; Emine Nedime Korucu; Fatma Zehra Erbayram;

Relationships between lipids levels in blood plasma, follicular fluid and seminal plasma with ovarian response and sperm concentration regardless of age and body mass index Rocío Núñez Calonge; José Andrés Guijarro; Carolina Andrés; Susana Cortés; Massimiliano Saladino; Pedro Caballero; Roman Kireev;