Authors: Abby E Rudolph; Natalie D Crawford; Danielle C Ompad; Ebele O Benjamin; Rachel J Stern; Crystal M Fuller Journal: J Am Pharm Assoc (2003) Date: 2010 Mar-Apr 1
Authors: Kimberly C Brouwer; Melanie L Rusch; John R Weeks; Remedios Lozada; Alicia Vera; Carlos Magis-Rodríguez; Steffanie A Strathdee Journal: Ann Assoc Am Geogr Date: 2012