3513
Clinicians should be cognizant of this possibility and consider a diagnosis of HDAs in patients with ongoing thrombosis who are receiving heparin therapy .
 thrombosis, heparin
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:
 thrombosis, heparin