“COMPARISON BETWEEN PHYSIOLOGICAL COST INDEX IN HEALTHY NORMAL CHILDREN AS AGAINST AMBULATORY SPASTIC DIPLEGIC CEREBRAL PALSY (WITH AND WITHOUT ORTHOSIS) IN THE AGE GROUP 6 TO 18 YEARS” (2016) International Journal of Physiotherapy, 3(4), pp. 395–400. doi:10.15621/ijphy/2016/v3i4/111042.