3437
Furthermore , treatment of immunocompetent mice in the spontaneous lung metastases model with rAAV2 / 5 - VAS after primary tumor excision prolonged their median survival from 21 to 51 . 5 days .
 Anatomy: lung metastases; Anatomy: primary tumor
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: lung metastases, primary tumor 
Answer:
 Anatomy: lung metastases; Anatomy: primary tumor