But I think it comes from literature, its from great writing
This countrywide representative study was funded by GlaxoSmithKline-GSK to estimate COPD prevalence in Spain
Below, well take a look at some responses to this policy
We additionally adjusted for diabetes (self-reported, coded dichotomously), other cardiovascular disease (any cardiovascular condition excluding diabetes and high blood pressure, coded dichotomously), alcohol consumption (four categories: never drank, ex-drinker, drinks within guidelines, drinks beyond guidelines), and physical activity (four categories based on the Chief Medical Officer recommendations: meets recommendations, some activity, low activity, very low activity)
For those using both substances, proper hydration becomes even more critical, as the dehydrating effects can compound
e-cigarettes and conventional cigarettes) 12