Asthma / Adolescent / European Public Health Policies / Spain / Cats / Dogs / Humans / Child / Smoking / Animals / Male / Risk factors / Prevalence / Public health systems and services research / Age Factors / Educational Status / Risk Factors / Acetaminophen / Cross Sectional Studies / Dogs / Humans / Child / Smoking / Animals / Male / Risk factors / Prevalence / Public health systems and services research / Age Factors / Educational Status / Risk Factors / Acetaminophen / Cross Sectional Studies