RT Journal Article SR Electronic T1 The Excretion of Free α-Amino Acids in Children JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 261 OP 264 DO 10.1136/adc.39.205.261 VO 39 IS 205 A1 Van Gelderen, H. H. A1 Dooren, L. J. YR 1964 UL http://adc.bmj.com/content/39/205/261.abstract AB