Abstract
The ovulation method of natural family planning1 was introduced as a natural and effective method to Japanese women in 1975. Hormonal features, including a conjugated oestrogen, were investigated in urine and serum from women who were infertile and using the ovulation method.
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References
World Health Organization, Task Force on Methods for the Determination of the Fertile Period, Special Programme of Research, Development and Research Training in Human Reproduction: A prospective multicentre trial of the ovulation method of natural family planning. II. The effectiveness phase (1981). Fertil. Steril., 36, 591
Numazawa, M., Tanaka, T. and Nambara, T. (1979). Determination of estrogen ring D glucuronides in pregnancy plasma by direct radioimmunoassay without hydrolysis. Clin. Chim. Acta., 91, 169
Branch, C. M., Collins, P. O. and Collins, W. P. (1982). Ovulation prediction: Changes in the concentrations of urinary estrone-3-glucuronide, estradiol-17 beta-glucuronide and estriol-16 alpha-glucuronide during conceptional cycles. J. Steroid Biochem., 16, 345
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© 1984 MTP Press Limited
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Honjo, H. et al. (1984). Natural family planning and hormonal assays in Japan. In: Bonnar, J., Thompson, W., Harrison, R.F. (eds) Research in Family Planning. Studies in Fertility and Sterility, vol 5. Springer, Dordrecht. https://doi.org/10.1007/978-94-009-5604-9_2
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DOI: https://doi.org/10.1007/978-94-009-5604-9_2
Publisher Name: Springer, Dordrecht
Print ISBN: 978-94-010-8971-5
Online ISBN: 978-94-009-5604-9
eBook Packages: Springer Book Archive