Edwards A D, Patel J, Azzopardi D. Prevention of aquired neurological impairment in the perinatal period. J Neurol Neurosurg Psychiatry 1997;63 (Supplement 1):S34-S38.

On page S35, in the left hand column, paragraph 3 the statement: “However, these data may be affected by sampling bias, as the patients who received magnesium all had a condition (pre-eclampsia) which has a protective effect on cerebral palsy in preterm infants …” should read: “However, these data may be affected by sampling bias, as the patients who received magnesiumsometimes had a condition (pre-eclampsia) which has a protective effect on cerebral palsy in preterm infants …”