405
For obvious reasons , in this in vivo study we could not test what would have happened to the orientation of the PCL when the collateral structures were resected .
 Anatomy: PCL; Anatomy: collateral structures
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
 Anatomy: PCL; Anatomy: collateral structures