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. Author manuscript; available in PMC: 2018 Nov 1.
Published in final edited form as: Prev Med. 2017 Mar 30;104:24–30. doi: 10.1016/j.ypmed.2017.03.022

Fig. 2.

Fig. 2

Annual regional poison center human exposure calls related to marijuana from January 1, 2000 through December 31, 2015, divided by age groups. *Counts significantly increased from previous year with a p value <0.003. †Unknown age includes calls with ages recorded as teens, 20s, unknown adult (≥20 yrs), unknown child (≤19 yrs), and unknown age. ‡Human marijuana exposure calls to RPC were determined by the presence of the generic code Marijuana - 0083000 from the National Poison Data System or marijuana exposure mentioned in RPC case notes.