[On the diagnostic possibilities of pneumoperitoneum in the recognition of some diseases of the liver and gallbladder].
D000005:Abdomen; D005705:Gallbladder Diseases; D006801:Humans; D008107:Liver Diseases; D011027:Pneumoperitoneum; D011028:Pneumoperitoneum, Artificial
GALLBLADDER DISEASES; LIVER DISEASES; PNEUMOPERITONEUM, ARTIFICIAL