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Comparison of the frequencies of the different gr/gr subtypes in each participating country. False deletions and gr/gr deletion – DAZ or CDY1 amplification are excluded from this histogram. Deletion subtypes remove: 1) DAZ1/DAZ2+CDY1a; 2) DAZ3/DAZ4+CDY1a; 3) DAZ1/DAZ2+CDY1b; 4) DAZ3/DAZ4+CDY1b.
