Chunk #7 — MATERIALS AND METHODS — Sample

Source

Linkage analysis of alcohol dependence symptoms in the community.

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A detailed description of zygosity determination and genotyping for this sample can be found in Hansell et al (2009). For the 4172 participants with dependence symptom data, the number of unique autosomal markers per individual ranged from 301 to 1359 (M = 559.9±234.1).