2458
Close linkage between HL - A and C2 deficiency was first reported by FU and co - workers in 1974 .
 Disease: C2 deficiency
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease 
Text: {0} 
 Entities: C2 deficiency 
Answer:
 Disease: C2 deficiency