After reminding us that “One should interpret anything about Cuba, or coming out of Cuban data, with extreme caution,” Tyler Cowen links to this BMJ study and this marginalrevolution.com/marginalrevolution/2013/04/why-did-cuba-become-healthier-during-the-economic-meltdown-of-the-1990s.html?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+marginalrevolution%2Ffeed+%28Marginal+Revolution%29&utm_content=Google+Reader”>Tyler Cowen
links to this BMJ study and this discussion by Richard Schiffman: