Official websites use .gov A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Interior view of an operating room as seen from above: open heart surgery is in progress, the room is filled with equipment, and there are several technicians in addition to four physicians present. Verso: WHO/12636. EURO. Open Heart Operation. SM 7-1979. The first half of this century saw the Era of Clinical Science as a natural development in time, with the focus swinging from the disease to the patient and the individual. The patient with his disease become the centra of investigation...
Copyright:
This item may be under copyright protection; contact the copyright owner for permission before re-use.
Copyright Information:
World Health Organization; World Health Organization website