• 2004-2005

• 2005

• 2004-2006

• 2006

• 2006

• 2006-2009

• 2006-2007

• 2007-2008

• 2008-2009

• 2009

• 2009-2010

The concept “NPT” was defined

1st International NPT conference

Outcome Domains for NPTs were identified

All documented NPTs were clasified and defined

Oxford Centre for Evidence Based Medicine Criteria were adapted to NPTs

1313 articles were screened

First findings were disseminated in international conferences

Systematic review of the entire NPT field

Meta-analysis of all possible categories

Final conceptual and terminologic adjustments

Publication work