[Value of echography for detecting free fluid in the pleural and abdominal cavities].
D001201:Ascites / Q000175:diagnosis*; D006465:Hemoperitoneum / Q000175:diagnosis*; D006801:Humans; D006876:Hydrothorax / Q000175:diagnosis*; D014463:Ultrasonography
Znachenie ékhografii dlia vyiavleniia svobodnoĭ zhidkosti v plevral'noĭ i briushnoĭ polostiakh.