[Course of acute respiratory tract infections in premature infants depending on the etiology and the state of specific immunity].
D000367:Age Factors; D001724:Birth Weight; D006801:Humans; D007231:Infant, Newborn; D007235:Infant, Premature, Diseases; D012141:Respiratory Tract Infections; D014777:Virus Diseases
Techenie ostrykh respiratornykh zabolevaniĭ u nedonoshennykh v zavisimosti ot etiologii i sostoianiia spetsificheskogo immuniteta