Insulin-like growth factor-1 (IGF1) genotype predicts breast volume after pregnancy and hormonal contraception and is associated with circulating IGF-1 levels: implications for risk of early-onset breast cancer in young women from hereditary breast cancer families.
Br J Cancer. 2005 Mar 14;92(5):857-66. doi: 10.1038/sj.bjc.6602389. Br J Cancer. 2005. PMID: 15756256 Free PMC article.