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APA Citation
Schulz, K. F., Chalmers, I., Altman, D., Grimes, D., Moher, D., & Hayes, R. (2018). 'Allocation concealment': the evolution and adoption of a methodological term. Journal of the Royal Society of Medicine, 111, 216–224. http://access.bl.uk/ark:/81055/vdc_100072440334.0x000012