PT  - JOURNAL ARTICLE
AU  - S-H Tsai
AU  - S-J Chu
AU  - S-J Chen
TI  - Double wall sign
AID  - 10.1136/bcr.2006.039149
DP  - 2009 Jan 01
TA  - BMJ Case Reports
PG  - bcr2006039149
VI  - 2009
4099  - http://casereports.bmj.com/content/2009/bcr.2006.039149.short
4100  - http://casereports.bmj.com/content/2009/bcr.2006.039149.full