S. Mellali, K. Haoud, mohammed el amin Bouguetaia, and M. Diaf, “Statistical Retrospective Analysis of Spontaneous Abortions in Sidi Bel Abbes Region”, J. Drug Delivery Ther., vol. 10, no. 3, pp. 202–206, May 2020, doi: 10.22270/jddt.v10i3.4107.