1011
The aim of this study was to assess the prevalence of celiac disease in patients with type 1 diabetes mellitus who come from a defined geographical area in western Sicily and to investigate the clinical features of these subjects .
 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