Date

Number of articles

Total number of components

Total number of relationships

Update note

August 1 2011

1,264

1,362

4,068

First version of MK4MDD

March 1 2012

1,356

1,568

4,464

Update new data from August 1 2012 to March 1 2012

March 1 2012

1,462

2,341

5,206

Add epigenetic data and negative results

March 1 2013

1,490

2,426

5,384

The update for the first two levels of data has been finished and the updates for other levels are ongoing and will be updated soon.

April 1 2014

1531

2,569

5,547

The data from March 1, 2013 to April 1, 2014 has been updated.

October 1 2015

1,582

4,044

6,225

The data from April 1, 2014 to October 1, 2015 has been updated.