In general, pregnant women’s access to HIV testing is high due to the implementation in 2001 of a national policy mandating that all pregnant women be offered an HIV test at the first level of health care. However, one result of Argentina’s federal system is that there are great disparities around the country in terms of health care availability and quality, including in regard to prevention of vertical transmission coverage and services. In some cities fewer than 70 percent of pregnant women take an HIV test prior to going into labour2 . According to the national AIDS authority, persistent limitations in.