RT Journal Article SR Electronic T1 Steroid-induced CPK estimation--a new diagnostic test for human muscular dystrophy and its carrier state. JF Archives of Disease in Childhood JO Arch Dis Child FD BMJ Publishing Group Ltd and Royal College of Paediatrics and Child Health SP 521 OP 522 DO 10.1136/adc.53.6.521-b VO 53 IS 6 A1 S Sen A1 P K Das YR 1978 UL http://adc.bmj.com/content/53/6/521.3.abstract AB