Ni concentration was measured by ICP-MS method, while CLIA was used for serum hormone determination. 
ICP-MS
Ni concentration was measured by ICP-MS method, while CLIA was used for serum hormone determination. 
CLIA
SPINA Thyr software was used to calculate SPINA-GT and SPINA-GD parameters. 
SPINA Thyr software
BMD analysis was performed by PROAST software (70.1). 
PROAST software (70.1)