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Cerebrovascular complications of L - asparaginase therapy in children with leukemia : aphasia and other neuropsychological deficits .
 aphasia, L - asparaginase; Cerebrovascular complications, L - asparaginase; neuropsychological deficits, L - asparaginase
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 aphasia, L - asparaginase; Cerebrovascular complications, L - asparaginase; neuropsychological deficits, L - asparaginase