Submitted on: 01 November 2010.
Revised on: 13 November 2010.
Accepted on: 07 December 2010.
Medicina-Lithuania---MDPI
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Submitted on: 29 December 2020.
Revised on: 31 January 2021.
Accepted on: 25 February 2021.
Medicina-Lithuania---MDPI
Submitted on: 10 March 2015.
Revised on: 06 April 2015.
Accepted on: 20 April 2015.
Medicina-Lithuania---MDPI