P. S. Tshiteta, L. T. Lushiku, and M. Sehlapelo, “Evaluating the pectoralis nerve blocks I & II for mastectomy patients at an academic hospital: A prospective observational cohort study”., SJHR-Africa, vol. 7, no. 3, p. 12, Sep. 2026, doi: 10.51168/g6tky576.