9729
In three of these patients the infection was clinically unsuspected ; in the fourth , cutaneous herpes zoster developed after administration of 300 mg of cytarabine daily for the preceding five days .
 cutaneous herpes zoster, cytarabine
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:
 cutaneous herpes zoster, cytarabine