DBP-6675B: Ramangwana reKumba ECG uye Kutariswa Kweropa
Munyika yanhasi, uko kutarisira hutano hwemhuri kuri kuramba kuchikosha, mamonitor eropa akashanduka kupfuura maturusi ekuongorora ari nyore. Kubva pakutanga mercury sphygmomanometers kusvika kumidziyo yemagetsi yemazuva ano ine kushanda kuri nyore uye kuverenga kwakajeka, tekinoroji yakaramba ichifambira mberi.