Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
의사들은 에코도를 사용하여 심장 상태를 평가합니다.uisadeul-eun ekodo-reul sayonghayeo simjang sangtae-reul pyeongga-hamnida.Doctors use echograms to assess heart conditions.