Limit by calendar year: 2011 All
| kelleher.pdf | 496 |
| May 2011 | June 2011 | July 2011 | August 2011 | September 2011 | October 2011 | November 2011 | December 2011 | January 2012 | February 2012 | March 2012 | April 2012 | May 2012 | |
| kelleher.pdf | 12 | 5 | 13 | 6 | 3 | 3 | 7 | 7 | 7 | 29 | 50 | 67 | 38 |
| Analysis of the effects of Head Start on the long-term educational achievements of participants: elements of agreement, conflict, and gaps | 280 |
| United States of America | 205 |
| Korea | 23 |
| China | 16 |
| Canada | 4 |
| Germany | 3 |
| Netherlands | 3 |
| Sweden | 3 |
| United Kingdom | 2 |
| Ukraine | 2 |
| Cyprus | 1 |
| Washington | 25 |
| Seoul | 23 |
| Corvallis | 18 |
| Beijing | 12 |
| Mountain View | 9 |
| Las Vegas | 6 |
| Portland | 6 |
| Gaithersburg | 4 |
| Jackson | 4 |
| Oakland | 4 |