Rees J, Mytton J, Evison F, Mangat KS, Patel P, Trudgill N. BMJ Open. 2020 Jan 23;10(1):e033576. doi: 10.1136/bmjopen-2019-033576.
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Rees J, Mytton J, Evison F, Mangat KS, Patel P, Trudgill N. BMJ Open. 2020 Jan 23;10(1):e033576. doi: 10.1136/bmjopen-2019-033576.
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