PT - JOURNAL ARTICLE AU - Wesley D. Block AU - Mostafa Atri TI - Contrast-enhanced ultrasonography AID - 10.1503/cmaj.112057 DP - 2012 Oct 02 TA - Canadian Medical Association Journal PG - 1599--1599 VI - 184 IP - 14 4099 - http://www.cmaj.ca/content/184/14/1599.short 4100 - http://www.cmaj.ca/content/184/14/1599.full SO - CMAJ2012 Oct 02; 184