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Concealed Carry Course must be a minimum of eight hours long plus range and qualification time. The legal block of instruction must be a minimum of two hours in length. A written legal examination is required. A shooting proficiency examination is required. How long is a concealed carry class inRead More →

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Allocation concealment is a different concept to blinding. It means that the person randomising the patient does not know what the next treatment allocation will be. It is important as it prevents selection bias affecting which patients are given which treatment (the bias randomisation is designed to avoid). How doRead More →