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APA Citation
Parmar, K. L., Pearce, L., Farrell, I., Hewitt, J., & Moug, S. (2017). influence of frailty in older patients undergoing emergency laparotomy: a UK-based observational study. BMJ open, 7(10), . http://access.bl.uk/ark:/81055/vdc_100144727047.0x000006