Height, weight, weight change and risk of breast cancer in Rio de Janeiro, Brazil.

Recently, a casecontrol study reported a slightly non-significant reduced risk for weight loss from age 18 years until five years before the beginning of that study. 4 A cross-sectional study of 76 college women that underwent a restricted diet had a reduction in menstrual cycle length compared to those nondieters, 39 in accordance with other study. 40 Women with

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