Effects of posterior lumbar plexus block on anesthesia and sedation in postmenopausal patients with osteoporotic subtrochanteric comminuted fractures
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To study the effect of posterior lumbar plexus nerve block on anaesthesia and sedation in postmenopausal patients with osteoporotic subtrochanteric femoral comminuted fractures. The research subjects selected 48 patients with postmenopausal osteoporotic subtro... ...
