Columbia subject headings:
College students--Alcohol use--United States--Statistics.
College students--Drug use--United States--Statistics.
College students--Tobacco use--United States--Statistics.
High school students--Alcohol use--United States--Statistics.
High school students--Drug use--United States--Statistics.
High school students--Tobacco use--United States--Statistics.
Young adults--Alcohol use--United States--Statistics.
Young adults--Drug use--United States--Statistics.
Young adults--Tobacco use--United States--Statistics.
Harvard subject headings:
College students--Alcohol use--United States--Statistics
College students--Drug use--United States--Statistics.
College students--Tobacco use--United States--Statistics.
High school students--Alcohol use--United States--Statistics
High school students--Drug use--United States--Statistics.
High school students--Tobacco use--United States--Statistics.
Young adults--Alcohol use--United States--Statistics.
Young adults--Drug use--United States--Statistics.
Young adults--Tobacco use--United States--Statistics.
Princeton subject headings: