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Submitted on: 23 October 2006.
Revised on: 29 November 2006.
Accepted on: 02 January 2007.
___________________Dental and Medical Problems---WROCLAW MEDICAL UNIV
Submitted on: 20 December 2003.
Revised on: 24 March 2004.
Accepted on: 17 May 2004.
___________________Dental and Medical Problems---WROCLAW MEDICAL UNIV
Submitted on: 28 February 1998.
Revised on: 14 May 1998.
Accepted on: 26 May 1998.
___________________Dental and Medical Problems---WROCLAW MEDICAL UNIV
Submitted on: 09 November 2005.
Revised on: 08 February 2006.
Accepted on: 04 April 2006.
___________________Dental and Medical Problems---WROCLAW MEDICAL UNIV
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