SCIENTIFIC REFERENCES
References to research papers on Fertility Awareness & NFP
Breast-feeding as a contraceptive
1.a. Consensus Statement 'Breast-feeding as a Family Planning Method'
Lancet Nov. 19th 1988; pp. 1204-5,

Report by Kathy Kennedy from an International group of Scientists at the Bellagio Study& Conf Centre; Italy.

1.b. Gross, B. 'Breastfeeding and the Return of Fertility',
Endocrine Unit, Department of Medicine,
Westmead Centre, N.S.W., Australia.
1983.
1.c. Howie P   Natural Regulation of Fertility'
British Medical Bulletin
1993 Vol 49, No 1 pp182-199
1.d. Parenteau-Carreau,
Dr Suzanne,
'The Return of Fertility in Breastfeeding Women'
(Study of fifty-four breastfeeding experiences)
1983.
1.e. Perez, A. 'First Ovulation after Childbirth',
American Journal of Obstetrics and Gynaecology,
1982.
1.f Perez A,
Labbok M,
Queenan J,
'Clinical study of the lactational amenorrhoea method for family planning'.
Lancet 1992; 339: 968-70.
1.g World Health Organisation
'Multinational Study of breast-feeding and lactational amenorrhoea. III Pregnancy during breast-feeding.'.
Fertility & Sterility, 1999, 72 (3) 431-440.
Cervical Mucus
2.a. Chretien F C.
Cohen J
et al.
'Human cervical mucus during the menstrual cycle and pregnancy in normal and pathological conditions'.
Journal of Reproductive Medicine,
Vol 14, Number 5,
May 1975.
2.b. Chretien F C. 'The cyclic variations of the spatial distribution of cervical mucus framework as demonstrated by scanning electron microscopy'.
Scanning Electron Microscopy of Human Reproductive Physiology.
Acta Obstet Gynae Scand.
2.c. Graham,
Gosling,
France,
'An evaluation of teaching cervical mucus symptoms to ovulating infertile women',
Australian and New Zealand Journal of Obstetrics and Gynaecology,
1983.
2.d. Katz, DF,
Morales P,
Samuels SJ,
Overstreet JW.
Differential penetration of morphologically normal and abnormal human sperm into cervical mucus.
Fertil. Steril.
1990;33:179-86
2.e. Odeblad, Prof Erik 'Cervical Mucus and their Functions'
Journal of the Irish Colleges of Physicians and Surgeons,
Vol 26, No. 1, Jan 1997.
Cervix - changes
3.a. Keefe, E. F. 'Self-observation of the Cervix to distinguish days of possible fertility',
Bulletin of the Sloane Hospital for Women, Columbia,
1962.
Contraceptive pill - fertility after
4.a. Vessey, Martin
Smith,
Yeates,
FPA Study, Oxford,
'Return of fertility after discontinuance of oral contraceptives
- Influence of age and parity,
British Journal of Family Planning,
1986, Vol. 11, pp.120-140.
Efficiency studies
5.a. Barbato, M.
Bartolotti, M.
'Natural methods for fertility control, prospective study',
International Journal of Fertility and Sterility 5,
Supplement, pp 48-51,
1988.
5.b. Bonnar J, Flynn A, Freundl G, Kirkman R, Royston R, Snowden R, Personal hormone monitoring for contraception,
British Journal of Family Planning, 24, 128-134

1999.
5.c. Frank-Herman P,
Freundl G
et al.
'Effectiveness and acceptability of the sympto-thermal method of natural family planning in Germany',
Am J Obstet Gynecol 1991; 165: pp. 2052-4.
5.d. Marshall, Prof. John. A prospective trial of the Mucothermic Method of natural family planning,'
International Review of Natural Family Planning,
Summer 1985.
5.e Marshall J. Mucus and basal body temperature method of regulating births.
Field trial. Lancet 1976 Vol 2 pp 282-283.
5.f. Rice, FJ.
Lanctot, C.
Garcia-Devesa,
Efficiency of sympto-thermal method,
International Journal of Fertility 26,
pp 222-30, 1981.
5.g. Wade, M.
McCarthy, P.
Comparative study of ovulation and sympto-thermal method,
American Journal of Obstetrics and Gynecology 141,
pp 368-76, 1981.
5.h. World Health Organisation Studies, A Prospective Multi-center Trial of the Ovulation Method of Natural Family Planning,
The American Fertility Society, Birmingham, Alabama, U.S.A.
1981-3

  • 1. The Teaching Phase. Vol. 36. No. 2. 1981
  • 2. The Effectiveness Phase. Vol. 36. No. S. 1981.
  • 3. Characteristics of the Menstrual Cycle and of the fertile phase. Vol. 40. No. 6. 1983.
  • 4. The outcome of Pregnancy. Vol. 41. No. 4. 1984.
5.i. Freundl, G.,
European multi-centre study of natural family planning (1989-1995).
Advances in contraception.1999: 15: 69-83,
pp 69-83,
Intercourse - Timing for conception and gender selection
6.a. France, JT
Graham FM
Gosling L
Hair PI
A prospective study of the pre-selection of the sex of offspring by timing intercourse relative to ovulation.
Fertil-Steril.
1984; 41(6): 894-900
6.b. Gray, RH Natural family planning and sex selection - fact or fiction?
American J Obs and Gyne,
1991 Dec; 165 (6Pt 2);
1982-4
6.c. Simpson, JL. Pregnancy and the timing of intercourse (editorial comment),
New England Journal of Medicine
1995 Dec 7; 333 (23): 1517-21
6.d. Wilcox, AJ
Weinberg, CR
Baird, DD
Timing of sexual intercourse in relation to ovulation.
Effects on the probability of conception, survival of the pregnancy, and sex of the baby.
New England J Medicine
1995 Dec 7; 333(23): 1563-5
Ovulation - biochemistry and ultrasound / subjective assessment
7.a. Collins W P,
Branch C
et al.
'Biochemical indices of the fertile period in women,'
International Journal of Fertility, 26 (3)
1981 pp 196-202.
7.b. Depares J,
Ryder R,
Norman C.
Ovarian ultra-sonography highlights precison of symptoms
of ovulation as markers of ovulation.
BMJ 292, 1562 14 June 1986.
7.c. Flynn,
Docker,
Morris,
Lynch
Roberts,
'The reliability of women's subjective assessment of the fertile period, relative to urinary gonadotrophins and follicular ultrasonic measurements during the menstrual cycle',
Research in Family Planning,
1983.
7.d. France, J. The detection of ovulation for fertility and infertility.
Recent Advances in Obstetrics and Gynaecology
Ed J. Bonnar Churchill & Livingstone pp. 215-39 1983
7.e. Weinberg
Wilcox.
'Using the Ratio of Urinary Oestrogen and Progesterone Metabolites to Estimate Day of Ovulation,'
Statistics in medicine', 10, pp. 255-266

7.f. Wilcox, A. Weinberg, CR . Baird, D.
'Timing of Sexual Intercourse in Relation to Ovulation. Effects on the Probability of Conception, Survival of the Pregnancy, and Sex of the Baby. '
The New England Journal of Medicine Vol 333.(23) Dec 7, 1995 pp. 1517-1521

7.g. Wood, JW. 'Fecundity and natural fertility in humans'.
Oxf. Rev Reprod. Biol 11; 61-109,
1989.
7.h. Wilcox A. J., Dunson D, Baird DD., 'The timing of the ‘fertile window’ in the menstrual cycle: day specific estimates from a prospective study.
BMJ Vol 321; 18 November 2000. 1259-1262.'.
Teaching strategies
8.a. Clubb E M,
Pyper C M,
Knight J,
'A pilot study on teaching natural family planning in general practice'.
Natural family planning: Current knowledge and new strategies for the 1990's.
Georgetown University, Washington D C
1990: pp. 130-2.
Temperature
9.a. Marshall, Prof. John, 'Thermal changes in the normal menstrual cycle,'
British Medical Journal 1, 102.
1963
9.b. Marshall, Prof. John
Barrett, Dr John.
'The Risk of Conception on different days of the menstrual cycle',
Population Studies, vol 23, pp455,
1969



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