TY - JOUR T1 - As marijuana decriminalization spreads, public health prepares: Health effects, regulations examined JF - The Nation's Health JO - Nations Health SP - 1 LP - 14 VL - 44 IS - 7 AU - Natalie McGill Y1 - 2014/09/01 UR - http://www.thenationshealth.org/content/44/7/1.3.abstract N2 - More than a dozen U.S. states have decriminalized the possession of marijuana, meaning it is no longer a criminal offense for someone to have small amounts of the drug, such as an ounce or less. States such as Colorado and Washington have gone even further — legalizing recreational use for adults 21 and older in 2012. ER -