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In this article lithium is not discussed , although there are a number of concerns about lithium 's potential teratogenicity , and it has been implicated in Epstein 's anomaly , a congenital heart defect among infants born to women taking lithium ; as with other medications , however , the data have specific limitations .
 Epstein 's anomaly, lithium; Epstein 's anomaly, lithium; teratogenicity, lithium; teratogenicity, lithium
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:
 Epstein 's anomaly, lithium; Epstein 's anomaly, lithium; teratogenicity, lithium; teratogenicity, lithium