General hospital isolation units - these provide source isolation facilities for hospital-acquired infections; they also provide facilities for protective isolation and for the screening of patients with suspected infections before admission to a general ward or transfer to a communicable diseases unit.
The David is considered a masterpiece, an ideal male form combining heroic strength and human uncertainty. It is erected in 1504 in the public plaza of Florence, the Piazza della Signoria.
Statue of David (1440-43) by Donatello. Without doubt one of the greatest sculptures of the quattrocento, and an iconic work of Renaissance sculpture, the bronze statue of David, by Donatello (1386-1466), is one of the most daring interpretations of a Biblical theme in the history of sculpture.