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Objective: To establish a high-throughput, low-cost method for neonatal genetic testing of the p.V37I of GJB2 gene, which is associated with PCHI.Methodology: A total of 6460 newborn blood-spot DNA samples were screened by high resolution melting analysis (HRMA).Result: The screening results were further verified by direct sequencing of 28 homozygous, 545 heterozygous and 200 wildtype samples.