Research Article

[Retracted] Magnetic Resonance Imaging Characteristic Evaluation of Dexmedetomidine on Neurocognitive Dysfunction in Elderly Patients with Colorectal Tumors after Laparoscopic Operation

Figure 7

Comparison of hemodynamics between the two groups: (a) systolic pressure; (b) diastolic pressure; (c) HR. Compared with the control group, .
(a)
(b)
(c)