Descriptive cross-sectional study at the Can Misses Hospital of Ibiza H. C. M., which belongs to the health care system of Ibiza and For-mentera, from February through August, 2009.
Estudio descriptivo transversal, realizado en el Hospital Can Misses de Ibiza H. C. M., perteneciente al área de salud de Ibiza y Formentera, entre febrero y agosto de 2009.