One of the first PCR tests was developed by Charité in Berlin in January 2020 using reverse transcription followed by real-time polymerase chain reaction (rRT-PCR), and formed the basis of 250 000 kits distributed by the World Health Organization (WHO).
Mojawapo ya vipimo vya awali vya PCR kiliundwa katika Charité kule Berlin mnamo Januari 2020 kwa kutumia kipimo cha muda halisi cha (rRT-PCR), na kikawa msingi wa vifurushi 250,000 vilivyosambazwa na Shirika la Afya Ulimwenguni (WHO).