1133
Microvessel density ( MVD ) was determined by counting microvessels in tumor sections stained for Factor VIII - related antigen .
 Anatomy: Microvessel; Anatomy: microvessels; Anatomy: tumor sections
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: Microvessel; Anatomy: microvessels; Anatomy: tumor sections