Epidemiological studies of in situ breast cancer are sparse, and the role of reproductive history, an established risk modifier for invasive breast cancer, remains incompletely investigated. To examine possible associations with parity and age at first birth, we undertook a case-control study nested
Heritability of age at first birth in captive olive baboons
โ Scribed by Dr. S. Williams-Blangero; J. Blangero
- Publisher
- John Wiley and Sons
- Year
- 1995
- Tongue
- English
- Weight
- 543 KB
- Volume
- 37
- Category
- Article
- ISSN
- 0275-2565
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## Abstract The identification of the genes for complex, polygenic disorders has proven difficult. This is due to the small effect size of each gene and genetic heterogeneity. An additional important factor could be the presence of unidentified epistatic factors. In the broad definition of epistasi
The independent effects of parity and age at first birth on breast cancer incidence are investigated in a I% sample of women aged 16 to 59 from the 1971 Census of England and Wales. Over the period 1971-81, 1,003 breast cancer cases occurred in the cohort of 113,263 women who were either married, wi