Oğlak, S. C.; Obut, M.; Tahaoğlu, A. E.; Uğur Demirel, N.; Kahveci, B.; Bağlı, İhsan. A Prospective Cohort Study of Shock Index As a reliable marker to Predict the patient’s Need for blood transfusion Due to Postpartum Hemorrhage. Pak J Med Sci 2021, 37.