Betty White wasnt cute, at least not in that way
First, the bias covariates used, although carefully extracted and evaluated, were based on observable study characteristics and thus may not fully capture unobserved characteristics such as study quality or context, which might be major sources of bias
Call it attention alcohol. I personally dont spend much time on Instagram, but on reflection I love Twitter quite like the way I love wine and whiskey
Now that calculus is changing
Further, the impact of a tax on e-cigarettes on health and the associated costs over the long term is unknown, because e-cigarettes are relatively new devices and the health impacts of e-cigarettes are still being studied
J Headache Pain 10(2):121124 Straube A, Pfaffenrath V, Ladwig KH, Meisinger C, Hoffmann W, Fendrich K et al (2010) Prevalence of chronic migraine and medication overuse headache in Germanythe German DMKG headache study