Dalili, M., M. Barkhori-Mehni, and F. Karami Robati. “A Comparison of Neonatal Outcomes After Taking Progesterone Pills and Progesterone Intramuscular Injections in Preterm Labor: An RCT”. International Journal of Reproductive BioMedicine (IJRM), Vol. 21, no. 7, Aug. 2023, pp. 531–540, doi:10.18502/ijrm.v21i7.13888.