Volume 9, Issue 2, September 2016, Pages 1417-1424
10.48308/joeppa.2016.98837
Volume 7, Issue 2, September 2014
10.48308/joeppa.2015.98721
10.48308/joeppa.2015.98725
Volume 6, Issue 1, March 2014
10.48308/joeppa.2013.98647
Volume 3, Issue 1, March 2011
10.48308/joeppa.2010.98574
Volume 2, Issue 1, March 2009, Pages 209-216
10.48308/joeppa.2009.98530