RT Journal Article SR Electronic T1 Some Differential Characteristics of Cerebral Motor Defects in Infancy JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 113 OP 122 DO 10.1136/adc.29.144.113 VO 29 IS 144 A1 Collis, Eirene YR 1954 UL http://adc.bmj.com/content/29/144/113.abstract AB