Wokhala ndi Mkulu wa Carsiac Echo Post China Doppler Ultrasound Makina a China Dowssound Makina Othandizira Mafakitale, ndipo mutha kukhala otsimikizika moyenera. Ngati simupeza anzanu omwe adayikapo China ku China Duplerr Makina a mimba mu mndandanda wathu wazogulitsa, mutha kulumikizana nafe, titha kupereka ntchito zokonda.