although a wide range of public health initiatives are in place their impact is rarely evaluated furthermore a recent who evaluation against essential public health functions found weaknesses mechanisms for perfonnance and accountability particularly at subnational level and training of the public health workforce a good example of this is the comision de enlace salud industriay comercio coesainco the commission for liaison between health industry and commerce established in this brings together the ministries of health economics external trade and the presidency and a number of national trade and industry bodies including those representing the pharmaceutical sector