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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: Am J Drug Alcohol Abuse. 2016 Apr 13;42(4):431–440. doi: 10.3109/00952990.2016.1141913

Figure 2.

Figure 2

After controlling for age, gender, ethnicity, length of cannabis abstinence, and past year alcohol, nicotine, and cannabis use, participants with the FAAH C/C genotype reported significantly more sleep problems than FAAH A Carriers.