[Spontaneous pneumoperitoneum in premature infants. Diagnostic aspects of 4 cases].
D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases; D008297:Male; D011027:Pneumoperitoneum; D011859:Radiography
Il pneumoperitoneo spontaneo nell'immaturo. Rilievi diagnostici in quattro casi.