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…showed last 75 words of 477 total…through the decades have been looking for psychological and sociological evidence; it is hardly surprising (or convincing) that that is what they have found. If as much research, energy, and ingenuity were devoted to the search for biochemical factors, the preponderance of evidence might soon shift to the biochemical explanation. There has recently been a small increase in biochemical studies of alcoholism, but it is still too early to review or evaluate the findings here.