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APA Citation
Simpson, J. E., Cox, A. G., Meade, T. W., Brennan, P. J., & Lee, J. A. (1977). "Right" stay in hospital after sugery: randomised controlled trial.. BMJ, 1(6075), 1514–1516. http://access.bl.uk/ark:/81055/vdc_100181571059.0x000032