ค่าอ้างอิงของ echocardiography สำหรับผู้ใหญ่
Raccolta organizzata in pulsanti per ricordare rapidamente i valori normali dell'ecocardiogramma. Fonte dei dati 2D e mono: American Association Echocardiography
(https://asecho.org/wp-content/uploads/2018/08/WFTF-Chamber-Quantification-Summary-Doc-Final-July-18.pdf)
Fonte dei dati Doppler: https://www.echopedia.org/wiki/