2908
We used high - resolution peripheral quantitative computed tomography ( HR - pQCT ) to detail effects on compartmental geometry , density , and microarchitecture as well as finite element ( FE ) estimated integral strength at the distal radius and tibia in postmenopausal osteoporotic women treated with PTH 1 - 34 ( 20 micro g sc daily , n = 18 ) or PTH 1 - 84 ( 100 micro g sc daily , n = 20 ) for 18 months in an open - label , nonrandomized study .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
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