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2. Commentary: Abnormal pulmonary vasoconstriction in the newborn;Rowe;Pediatrics,1977
3. Prostaglandin F2α as a mediator of pulmonary changes during platelet aggregation;Radegran;Acta Anaesthesiol Scand,1977
4. Thrombocytopenia in the newborn;Oski,1972
5. Principles and procedures of statistics;Steel,1960