1. Understanding the epidemic;Center for Disease Control,2021
2. U.S. opioid dispensing rate maps;Center for Disease Control,2021
3. Booklet 1 - Executive Summary Policy Implications;United Nations Office on Drugs and Crime,2021
4. Development, characterization, and application of paper spray ionization;Liu;Analytical Chemistry,2010
5. Paper spray for direct analysis of complex mixtures using mass spectrometry;He;Angewandte Chemie International Edition,2010