373
Detection of Nipah virus antibody among bat serum samples collected from 10 provinces in China , 2004 - 2007 *
 Anatomy: serum samples
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: serum samples 
Answer:
 Anatomy: serum samples