RT Journal Article SR Electronic T1 Smoking ban in cars protects children, but is vaping ‘The Elephant in the Car’? JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 297 OP 297 DO 10.1136/thoraxjnl-2020-214660 VO 75 IS 4 A1 Ng, Christabella A1 Smyth, Alan Robert YR 2020 UL http://thorax.bmj.com/content/75/4/297.abstract AB