Percent mammographic density (%MD) by known breast cancer risk factors.
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¹Least square means mutually adjusted (for age (continuous), body mass index (continuous), estrogen and progestin therapy (never, past and current), parity (0, 1,2 or ≥3), educational level (≤10 years, 11–14 years and ≥15 years) and study year (0 = 2004 or 1 = 2006/07).Percent mammographic density (%MD) by known breast cancer risk factors.
创建时间：
2015-12-03
