TY - GEN AU - Nathanson,M TI - Equipment planning. 2 technologies wed to produce non-invasive option to cath lab SN - 0160-7480 PY - 1984///0221 KW - Echocardiography KW - instrumentation KW - Equipment and Supplies, Hospital KW - Ultrasonics KW - United States N1 - Publication Type: Journal Article ER -