Submitted on: 01 April 2002.
Revised on: 06 May 2002.
Accepted on: 20 May 2002.
Medical Studies-Studia Medyczne
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Submitted on: 17 September 2006.
Revised on: 12 October 2006.
Accepted on: 31 October 2006.
Medical Studies-Studia Medyczne
Submitted on: 06 September 2016.
Revised on: 01 October 2016.
Accepted on: 23 October 2016.
Medical Studies-Studia Medyczne
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