6990
We report an HIV - infected woman who developed mild leukopenia as the first sign of a nevirapine - related adverse event , which was followed by skin and hepatic toxicity associated with a more severe leukopenia .
 adverse effect: leukopenia, nevirapine; adverse effect: leukopenia, nevirapine; adverse effect: skin and hepatic toxicity, nevirapine
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  leukopenia, nevirapine; leukopenia, nevirapine; skin and hepatic toxicity, nevirapine 
Answer:
 adverse effect: leukopenia, nevirapine; adverse effect: leukopenia, nevirapine; adverse effect: skin and hepatic toxicity, nevirapine