TI - Direct-to-consumer offers for free and discounted medications on the internet: A content analysis of “e-samples” PT - JOUR DP - 2009 TA - Archives of Internal Medicine pages = {2024-2030}, VI - 169 IP - 21 AID - 10.1001/archinternmed.2009.397 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2009.397 SO - Archives of Internal Medicine November 23, 2009 169(21):2024