title: [Frequency of various surgical operations and use of hospital beds during postoperative period in Warsaw in 1972].
mesh_terms: D001509:Bed Occupancy; D007902:Length of Stay; D011044:Poland; D011184:Postoperative Period; D013514:Surgical Procedures, Operative; D006113:United Kingdom; D014481:United States
vernacular_title: Czestość wykonywania niektórych operacji chirurgicznych oraz wykorzystanie do tego celu łózek szpitalnych w Warszawie w 1972 r.