TY - JOUR AU - Graham, Amanda L AU - Milner, Pat AU - Saul, Jessie E AU - Pfaff, Lillian PY - 2009 DA - 2009/01/16 TI - Correction: Online Advertising as a Public Health and Recruitment Tool: Comparison of Different Media Campaigns to Increase Demand for Smoking Cessation Interventions JO - J Med Internet Res SP - e2 VL - 11 IS - 1 SN - 1438-8871 UR - http://www.jmir.org/2009/1/e2/ UR - https://doi.org/10.2196/jmir.1212 UR - http://www.ncbi.nlm.nih.gov/pubmed/19275978 DO - 10.2196/jmir.1212 ID - info:doi/10.2196/jmir.1212 ER -