Urinary cotinine cut-offs for tobacco smoke exposure in pregnancy and associations with child intelligence quotient: A multi-cohort analysis.

Ni Y, Dearborn LC, Szpiro AA, Loftus CT, Zhao Q, Bush NR, LeWinn KZ, Hazlehurst MF, Northrup TF, Quintana PJE, Hoh E, Matt G, Karr CJ. Urinary cotinine cut-offs for tobacco smoke exposure in pregnancy and associations with child intelligence quotient: A multi-cohort analysis. Int J Hyg Environ Health. 2026 Mar; 272:114744.

2026
https://researcherprofiles.org/profile/754172091
41520413

Ni Y, Dearborn LC, Szpiro AA, Loftus CT, Zhao Q, Bush NR, LeWinn KZ, Hazlehurst MF, Northrup TF, Quintana PJE, Hoh E, Matt G, Karr CJ