|
Resolution: standard / high Figure 2.
Vouchers distributed and used in 2007 and 2008.
Ir et al. BMC Pregnancy and Childbirth 2010 10:1 doi:10.1186/1471-2393-10-1 |
|
Resolution: standard / high Figure 2.
Vouchers distributed and used in 2007 and 2008.
Ir et al. BMC Pregnancy and Childbirth 2010 10:1 doi:10.1186/1471-2393-10-1 |
