7683
In a series of 104 cases of intentional or inadvertent use of zidovudine at differing gestations in pregnancy , there were eight spontaneous first trimester abortions , eight therapeutic terminations , and eight cases of fetal abnormality occurring among a total of 88 cases where the pregnancy progressed .
 adverse effect: fetal abnormality, zidovudine; adverse effect: first trimester abortions, zidovudine
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:  fetal abnormality, zidovudine; first trimester abortions, zidovudine 
Answer:
 adverse effect: fetal abnormality, zidovudine; adverse effect: first trimester abortions, zidovudine