7501
We describe a patient with the antiphospholipid syndrome who had skin necrosis develop from low - molecular weight heparin therapy at sites distant from injection sites .
 adverse effect: skin necrosis, low - molecular weight heparin
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:  skin necrosis, low - molecular weight heparin 
Answer:
 adverse effect: skin necrosis, low - molecular weight heparin