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APA Citation
O'Hara, J., Stocken, D. D., Watson, G. C., Fouweather, T., McGlashan, J., MacKenzie, K., Carding, P., Karagama, Y., Wood, R., & Wilson, J. A. (2021). use of proton pump inhibitors to treat persistent throat symptoms: multicentre, double blind, randomised, placebo controlled trial. BMJ, 372, . http://access.bl.uk/ark:/81055/vdc_100132247274.0x00004f