RT Journal Article SR Electronic T1 Free app for The Nation’s Health now available: App provides full access for APHA members, subscribers JF The Nation's Health JO Nations Health FD American Public Health Association SP 15 OP 15 VO 41 IS 8 A1 Tucker, Charlotte YR 2011 UL http://www.thenationshealth.org/content/41/8/15.abstract AB