Levels of sex hormones and SHBG during pregnancy in women.[2] The dashed vertical lines separate the
trimesters. Determinations were via
radioimmunoassay.[2]
^
abTulchinsky D, Hobel CJ, Yeager E, Marshall JR (April 1972). "Plasma estrone, estradiol, estriol, progesterone, and 17-hydroxyprogesterone in human pregnancy. I. Normal pregnancy". Am. J. Obstet. Gynecol. 112 (8): 1095–100.
doi:
10.1016/0002-9378(72)90185-8.
PMID5025870.
^
abKerlan V, Nahoul K, Le Martelot MT, Bercovici JP (February 1994). "Longitudinal study of maternal plasma bioavailable testosterone and androstanediol glucuronide levels during pregnancy". Clin. Endocrinol. (Oxf). 40 (2): 263–7.
doi:
10.1111/j.1365-2265.1994.tb02478.x.
PMID8137527.