RT Journal Article SR Electronic T1 Plasma osmolality and protein intake in preterm infants. JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 575 OP 579 DO 10.1136/adc.48.8.575 VO 48 IS 8 A1 Davies, D P YR 1973 UL http://adc.bmj.com/content/48/8/575.abstract AB