Abortion, Habitual Female 6 Pregnancy 6 female 6 human 6 Chemokines 4 Embryo Implantation 4 Humans 4 Male 4 Recurrent spontaneous abortions 4 T lymphocyte 4 article 4 controlled study 4 nidation 4 recurrent abortion 4 Adolescent 2 Adult 2 Antigens 2 Antiplasmin 2 Antithrombin III 2 Autoimmune Diseases 2 Blood Coagulation 2 CD4+ T lymphocyte 2 CD4-Positive T-Lymphocytes 2 Cells, Cultured 2 Chemokine CCL5 2 Child 2 Coculture Techniques 2 Comparative Study 2 Endometrium 2