Dubey, Preeti, Kiran Pandey, Neetu Singh, Ajay Bhagoliwal, and Deepti Sharma. 2016. “Role of Maternal Serum Chlamydia Trachomatis IgG Antibodies and Serum C-Reactive Protein in Preterm Labour”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 3 (1):195-98. https://www.ijrcog.org/index.php/ijrcog/article/view/815.