8000
:
- ;
- ;
- ;
- , , ;
- , ;
- ;
- ;
- ;
- ;
- .
- " (- )", (1995 .)
- "", . .. (2000 .)
- "", . .. (2003 .)
- " ", Wooridul Spine Hospital (2003 .)
- " ", Stryker Co. (2003 .)
- " ", St-Anna Hospital (2005 .)
- " (Pain Management) ", Oklahoma Spine Hospital (2006 .)
- " ", St-Anna Hospita (2008 .)
- " ", (2009 .)
- " ", (Meyo Clinic) (2015 .)
- , , , , (1995-1998 .)