5230
The pre - and postoperative haemoglobin concentrations in the autologous group were lower by 15 and 10 g / L , respectively , after primary THR and by 10 g / L in both instances after revision THR .
 GENE: haemoglobin
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities: haemoglobin 
Answer:
 GENE: haemoglobin