Cephalalgia Int J Headache 33(3):208213 Winsvold BS, Sandven I, Hagen K, Linde M, Midthjell K, Zwart JA (2013) Migraine, headache and development of metabolic syndrome: an 11-year follow-up in the Nord-Trndelag health study (HUNT)
California law raised the minimum sale age in 2016 under the Tobacco 21 law, which includes e-cigarettes and vaping devices
Paradoxically, although participants rationalized the risks they faced from smoking, they felt unable to dismiss these risks on others behalf and the thought they might inflict harm or pain on others created an unsettling tension
For the adjusted ORs, the heterogeneity among the studies was high and statistically significant (I 2 = 80.2%, p = 0.001) with evidence of publication bias ( p = 0.003)