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2004 Aug 15;37(4):433-41
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 "Vitamin B12: Fact Sheet for Health Professionals"
Conserved proteins as immunogens: glutathione S-transferase of Schistosoma [PMID: 15275483] Laboratory literature summary: Conserved proteins as immunogens: glutathione S-transferase of Schistosoma
53 There are four natural estrogens [estrone, estradiol, estriol (mainly present during pregnancy) and estetrol (only produced during pregnancy, which was discovered in 1965)]
However, poor lifestyle habits and exposure to stress can also trigger this condition
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