How to do a paternity test? A paternity test is a scientific identification method that confirms the parent-child relationship by comparing the DNA of parents and children. The following will introduce how to conduct a paternity test from four aspects: sampling, testing, result interpretation and precautions. 1. Sampling Paternity test samples usually require parents and children to participate at the same time. When sampling, you need to find a reliable collection point. This collection point must have a license and strictly abide by professional regulations. Hospitals, public security organs and judicial appraisal institutions can all provide