RT Article T1 The co-occurrence of nicotine and other substance use and addiction among youth and adults in the United States: Implications for research, practice, and policy JF The American journal of drug and alcohol abuse VO 43 IS 2 SP 132 OP 145 A1 Richter, Linda A2 Ball, Samuel A. A2 Smith, Philip H. A2 Pugh, Brandie S. LA English YR 2017 UL https://krimdok.uni-tuebingen.de/Record/1912492547 DO 10.1080/00952990.2016.1193511