7. Sample QC: PCA (Sample-level)
Identification of individuals of divergent ancestry. This step requires reference dataset with diverse ethnicities (HGDP / HapMap). Exclusion of the individuals might depend on the research questions.
Identification of individuals of divergent ancestry. This step requires reference dataset with diverse ethnicities (HGDP / HapMap). Exclusion of the individuals might depend on the research questions.