TY - JOUR T1 - Increased oxidative stress markers may be a promising indicator of risk for primary ovarian insufficiency: a cross-sectional case control study JO - Revista Brasileira de Ginecologia e Obstetrícia A1 - Tokmak, Aytekin A1 - Yıldırım, Gülçin A1 - Sarıkaya, Esma A1 - Çınar, Mehmet A1 - Boğdaycıoğlu, Nihal A1 - Yılmaz, Fatma Meriç A1 - Yılmaz, Nafiye SN - 0100-7203 UL - 10.1590/SO100-720320150005397 VL - 37 Y1 - 2015 PB - Brasil ER -