5670
2-CdA typically causes a long - lasting state of immunodeficiency and the profound influence of this drug on the immune system has raised questions concerning the emergence of secondary neoplasms after its use .
 immunodeficiency, 2-CdA; secondary neoplasms, 2-CdA
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:
 immunodeficiency, 2-CdA; secondary neoplasms, 2-CdA