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Table 4 Comparison of the mean serum levels of selenium, among adults from different countries (as mentioned previously [9, 11])

From: Serum concentration of Selenium in healthy individuals living in Tehran

Country Overall mean (μg/l)
Finland (Helsinki) 41.7
New Zealand (Dunedin) 47.2
Brazil (Rio de Janeiro) 73.2
W. Germany (Mainz) 81.1
Sweden (lund) 85.0
Italy (Rome) 89.8
Japan (Hiroshima) 97.6
Iran (Tehran) 100.3
Saudi Arabia 102.5
US (Mort.Gr.) 110.2
England (Southampton) 115.7
Canada (Toronto) 158.3