The American Journal of Surgery
The American Journal of Surgery > 2007 > 193 > 2 > 243-247
The American Journal of Surgery > 2007 > 193 > 2 > 248-251
The American Journal of Surgery > 2007 > 194 > 1 > 103-106
The American Journal of Surgery > 2007 > 194 > 5 > 633-638