Authors: Andrew P Wilper; Steffie Woolhandler; J Wesley Boyd; Karen E Lasser; Danny McCormick; David H Bor; David U Himmelstein Journal: Am J Public Health Date: 2009-01-15 Impact factor: 9.308
Authors: Ross M Kauffman; Amy K Ferketich; David M Murray; Paul E Bellair; Mary Ellen Wewers Journal: Nicotine Tob Res Date: 2011-03-29 Impact factor: 4.244
Authors: Ross M Kauffman; Amy K Ferketich; David M Murray; Paul E Bellair; Mary Ellen Wewers Journal: Nicotine Tob Res Date: 2010-04-15 Impact factor: 4.244