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APA Citation
Lee, S. H., Baek, C. W., Kang, H., Park, Y., Choi, G. J., Jung, Y. H., & Woo, Y. C. (2019). a comparison of 2 intravenous patient-controlled analgesia modes after spinal fusion surgery. Medicine, 98(10), . http://access.bl.uk/ark:/81055/vdc_100081058340.0x000018