T. L. Susheela, M. V. Subbiah, M. A. Tabasum, P. A. Khan, M. S. Kumari, and E. Kiranmai, “Assessment of Risk Factors and Management Associated with Preterm Deliveries and their Outcomes in Tertiary Care Teaching Hospital”, J. Drug Delivery Ther., vol. 11, no. 1-s, pp. 102–107, Feb. 2021, doi: 10.22270/jddt.v11i1-s.4556.