07. März 2017 | Verschiedenes
Declining rates of health problems associated with crack smoking during the expansion of crack pipe distribution in Vancouver, Canada.
Declining rates of health problems associated with crack smoking during the expansion of crack pipe distribution in Vancouver, Canada.
Prangnell A, Dong H, Daly P, Milloy MJ, Kerr T, Hayashi K.
BMC Public Health. 2017 Feb 3;17(1):163. doi: 10.1186…