1820
The interaction of VEGF and its receptors at gene and protein levels in neuroblastoma remains widely unknown .
 Anatomy: neuroblastoma
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: neuroblastoma 
Answer:
 Anatomy: neuroblastoma