More than 100 countries still not using global outbreak surveillance regulations

More than 100 countries still not using global outbreak surveillance regulations.

Subaortic stenosis: still more questions than answers.

More likely than not

The likelihood ratio method [BG96] provides a tool for the calculation of hedge ratios and risk parameters with Monte Carlo calculations. In this article, we present the extension of existing likelihood ratio methods to multiple underlyings and to higher order sensitivities such as the crossderivatives on the underlyings, and how the method can be used in a displaced diffusion [Rub83] framework...

Ebola outbreak claims more than 60 lives.

Doctors are fighting to contain an outbreak of Ebola haemorrhagic fever in Guinea that has claimed more than 60 lives and is now being reported in the capital, 400 miles away. As of 27 March, the World Health Organization said that there had been 103 suspected and confirmed cases of the disease, including 66 deaths. WHO said it could not confirm all cases because of the rapidly changing situati...

Performance-based financing in low- and middle-income countries: still more questions than answers.

Editorials 559 Performance-based financing is promoted as a promising strategy for improving health service delivery and helping to reach the Millennium Development Goals. But what is the evidence supporting its use? Performance-based financing may be defined as " the transfer of money or material goods conditional on taking a measurable action or achieving a predetermined performance target "....