Cite
MLA Citation
Chuanwei Ma et al.. “Global trends in the prevalence of secondhand smoke exposure among adolescents aged 12–16 years from 1999 to 2018: an analysis of repeated cross-sectional surveys.” Lancet, vol. 9, no. 12, 2021, pp. e1667–e1678. http://access.bl.uk/ark:/81055/vdc_100146098018.0x000011