title: By the numbers. Top 20 pharmaceutical companies. Ranked by U.S. sales, April 2003 through March 2004.
authors.forename: Susanna
authors.initials: S
authors.lastname: Moon
mesh_terms: D003132:Commerce / Q000145:classification / Q000191:economics / Q000706:statistics & numerical data*; D003625:Data Collection; D004345:Drug Industry / Q000145:classification / Q000191:economics* / Q000706:statistics & numerical data; D005060:Europe; D019981:Health Care Sector / Q000145:classification / Q000706:statistics & numerical data*; D014481:United States