PCR samples are analyzed on the ABI Prism13130-Avant Genetic
Analyzer in 36-cm capillaries filled with the denaturing polymer
POP-4 (Life Technologies GmbH, Darmstadt, Germany). Data were
collected with ABI Prism Data Collection Software 3.1 and
processed with the ABI GeneMapper IDx 1.1.1 (Life Technologies
GmbH, Darmstadt, Germany).