TY - RPRT TI - The effect of body mass index on smoking behaviour and nicotine metabolism: a Mendelian randomization study AU - Taylor, A. AU - Richmond, R. AU - Palviainen, T. AU - Loukula, A. AU - Kaprio, J. AU - Relton, C. AU - Davey Smith, G. AU - Munafo, M. PY - 2018 DO - 10.1101/299834 UR - https://www.biorxiv.org/content/10.1101/299834v1 ID - 10.1101/299834 ER -