ETANERCEPT TEDAVİSİNİN DENEYSEL ENDOMETRİOZİSLİ SIÇAN MODELİNDE SERUM MALONALDİALDEHİD DÜZEYLERİNE ETKİSİ THE EFFECT OF ETANERCEPT TREATMENT ON SERUM MALONALDIALDEHYDE LEVELS IN EXPERIMENTAL ENDOMETRIOSIS RATS MODEL