Tobacco / Drug Use / Mexico City / Public health systems and services research / Illicit Drugs / Logistic Regression Model / Cluster Sampling / Confidence Interval / Urban Area / Logistic Regression Model / Cluster Sampling / Confidence Interval / Urban Area
Tobacco / Drug Use / Mexico City / Risk factors / Public health systems and services research / Illicit Drugs / Risk Factors / Logistic Regression Model / Cluster Sampling / Confidence Interval / Urban Area / Illicit Drugs / Risk Factors / Logistic Regression Model / Cluster Sampling / Confidence Interval / Urban Area
Tobacco / Drug Use / Mexico City / Risk factors / Public health systems and services research / Illicit Drugs / Risk Factors / Logistic Regression Model / Cluster Sampling / Confidence Interval / Urban Area / Illicit Drugs / Risk Factors / Logistic Regression Model / Cluster Sampling / Confidence Interval / Urban Area