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Pregnancy
Gestational Age
Placenta
Newborn Infant
Extremely Low Birth Weight Infant
Chorioamnionitis
Ovarian Neoplasms
Premature Obstetric Labor
Adenocarcinoma
Endometrial Neoplasms
Endometrial Hyperplasia
Placenta Diseases
Premature Infant
Second Pregnancy Trimester
Retrospective Studies
Time Factors
Biological Tumor Markers
Cell Adhesion Molecules
Diagnosis, Differential
Immunoenzyme Techniques
Co-Publications
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