| Type | Journal Article - The Lancet |
| Title | Timing of children's vaccinations in 45 low-income and middle-income countries: an analysis of survey data |
| Author(s) | |
| Volume | 373 |
| Issue | 9674 |
| Publication (Day/Month/Year) | 2009 |
| Page numbers | 1543-1549 |
| URL | http://www.thelancet.com/journals/lancet/article/PIIS0140-6736(09)60317-2/abstract |