Fig. 2From: Application of ultrasound multimodal score in the assessment of endometrial receptivity in patients with artificial abortionEndometrial blood flow patterns. Red lines indicate blood flow. Type I: blood flow is present in the endometrium and subendometrium; type II: blood flow is absent in the endometrium, but present in the subendometrium; type III, blood flow is not observed in both endometrium and subendometriumBack to article page