PLoS ONE, Volume 4, No. 10, Year 2009
Vaccine, Volume 33, No. 38, Year 2015
PLoS ONE, Volume 7, No. 12, Year 2012
Archives of Women's Mental Health, Volume 16, No. 5, Year 2013
The Journal of nutrition, Volume 147, No. 3, Year 2017
Trials, Volume 11, Year 2010
AIDS, Volume 21, No. 10, Year 2007
The Lancet Global Health, Volume 1, No. 1, Year 2013