4535
Fracture of the femoral neck occurred in one patient during PSL therapy , although the relationship between the fracture and PSL therapy was uncertain .
 adverse effect: Fracture of the femoral neck, PSL
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:  Fracture of the femoral neck, PSL 
Answer:
 adverse effect: Fracture of the femoral neck, PSL