3917
Therefore , the question posed now is " can these same tools be applied to life sciences in order to improve scientific and medical research ? " In this article , I will review how social networks and other web - based tools are changing the way we approach and track diseases in biomedical research .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities:  
Answer:
 None