an important determinant of health system performance is contracting. providers often respond to financial incentives, despite the ethical underpinnings of medicine, and payers can craft contracts to influence performance. yet contracting is highly imperfect in both single-payer and multi-payer health systems. arguably, in a competitive, multi-payer environment, contractual innovation may occur...

Se estima que cerca del 80 % comercio mundial, se transporta por medio de buques; es decir, trata traslados mercancías realizan el modo marítimo. La venta marítima una especie compraventa y entiende como forma intercambio comercial a distancia. Desde sus orígenes, su dinamismo guarda estrecha relación con las fluctuaciones propias internacional consecuencia políticas apertura los mercados o la ...

Distortions around the naming and the misnaming of human differences are the central foci of Audre Lorde's speech entitled ''Age, Race, Class, Sex: Women Redefining Difference, "which she delivered at Amherst College in Massachusetts on April3, 7 980. Lorde's speech at Amherst exemplifies her deep understanding of what she refers to in an earlier speech as "that language which has been made to ...

We report two potential liabilities of the homogeneous enzyme immunoassay for the determination of serum gentamicin. One is a considerable loss of precision and accuracy at the ends of the calibration curve, and the other is an apparent loss of gentamicin with storage at -60 degrees C.