TY - GEN AU - Daniel,G K AU - Chawla,M K AU - Sawada,S G AU - Gradus-Pizlo,I AU - Feigenbaum,H AU - Segar,D S TI - Echocardiographic imaging of technically difficult patients in the intensive care unit: use of optison in combination with fundamental and harmonic imaging SN - 0894-7317 PY - 2001///1204 KW - Albumins KW - administration & dosage KW - Contrast Media KW - Echocardiography KW - methods KW - Endocardium KW - diagnostic imaging KW - Female KW - Fluorocarbons KW - Humans KW - Injections, Intravenous KW - Intensive Care Units KW - Male KW - Microspheres KW - Middle Aged KW - Ultrasonics N1 - Publication Type: Comparative Study; Evaluation Study; Journal Article UR - https://doi.org/10.1067/mje.2001.113003 ER -