MethodsThe research is prospective study, semi-random control trial was conducted.

研究方法本研究为前瞻性研究，采用半随机对照法。

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Hastily convened at the request of the new Bangladesh manager, Lodewijk de Kruif, up to 40 amateur and semi-pro players from the UK's Bangladeshi community have taken part in a trial match to find talent for the national side.

BBC: Bangladeshi Londoners bid for football glory

In the diary, Mr Liverpool wrote of the need to buy a semi-automatic gun, a silencer, infrared equipment and a "ninja sword", police told the trial.

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