Freepik
    African scientist, technical assistant in lab coat, protective hat and gloves optimizes PCR testing for SARS-CoV-2 virus in modern test laboratory. Troubleshooting of pcr tests for novel coronavirus.

    African scientist, technical assistant in lab coat, protective hat and gloves optimizes PCR testing for SARS-CoV-2 virus in modern test laboratory. Troubleshooting of pcr tests for novel coronavirus.