As Speybroeck mentioned [6], the distribution of the health workers throughout different countries is an important factor to consider when equity concerns are taken into consideration, and even though the shortage is present in nearly all countries, it affects more severely the poorest countries in the world. For instance, sub-Saharan Africa has only 4% of the health workers but 25% of the global burden of disease, while the Americas have 37% of the health workers and only 10% of the burden of disease [2].