Oxford Family Planning Association contraceptive study
- Start Year
- Study design
- Population cohort
- Follow Up
- 4 years follow up
Vessey M, Doll R, Peto R, Johnson B, Wiggins P. A long-term follow-up study of women using different methods of contraception--an interim report. J Biosoc Sci. 1976 Oct;8(4):373-427. doi: 10.1017/s0021932000010890.
- Sources of Recruitment
Number of participants
- Number of participants
- Number of participants with biosamples
- Supplementary Information
- Aged 25-39 years. 17 clinics in England and Scotland during the interval 1968-74.
Availability of data and biosamples