TY - JOUR AU - Peters S AU - Woodward M AU - Mitchell P AU - Huxley R AU - O'Keeffe L AU - Taylor G BT - BMJ Open DO - 10.1136/bmjopen-2018-021611 LA - eng PY - 2018 T2 - BMJ Open TI - Smoking as a risk factor for lung cancer in women and men: A systematic review and meta-analysis VL - 8 ER -