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. Author manuscript; available in PMC: 2015 May 1.
Published in final edited form as: Med Hypotheses. 2014 Feb 26;82(5):606–614. doi: 10.1016/j.mehy.2014.02.019

Table 1.

The number of Pub Med listed papers that associate various Substance Related Disorders and the DRD2 gene polymorphisms (1-26-14)

Substances Pub Med Listed
Alcohol 346
Caffeine 20
Hallucinogens 13
Inhalants 0
Opioids 51
Sedatives/Hypnotics 16
Stimulants 177
Tobacco/Nicotine 131
Glucose 35