TY - JOUR T1 - Online-only: Public health extras: News on walking, TB, reform, apps, infections JF - The Nation's Health JO - Nations Health SP - E43 LP - E43 VL - 42 IS - 8 A2 - , Y1 - 2012/10/01 UR - http://www.thenationshealth.org/content/42/8/E43.abstract N2 - More U.S. adults are walking to get physically active, but for most it is still not enough, according to an August “Vital Signs” report from the Centers for Disease Control and Prevention. ER -