[Development of very small premature infants in 1957-1966].
D006128:Growth; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D007235:Infant, Premature, Diseases / Q000453:epidemiology; D011044:Poland
Rozwój najmniejszych wcześniaków w latach 1957-1966.