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Wan, F., Small, D., & Mitra, N. (2018). a general approach to evaluating the bias of 2‐stage instrumental variable estimators. Statistics in medicine, 37, 1997–2015. http://access.bl.uk/ark:/81055/vdc_100064748772.0x000041
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Wan, F., Small, D., & Mitra, N. (2018). a general approach to evaluating the bias of 2‐stage instrumental variable estimators. Statistics in medicine, 37, 1997–2015. http://access.bl.uk/ark:/81055/vdc_100064748772.0x000041