birth size

基本解释

Exactly why high birth size modestly raises breast cancer risk isn't known, Silva tells WebMD.
Silva对医学在线说：为什么高出生尺寸轻度增加乳腺癌发生的危险的确切原因还不知道。
They compared the risk of getting breast cancer with birth size, relying on birth records, parent recall, and self reports.
他们根据出生卡片，父母回忆和自己报告比较患乳腺癌的风险和出生尺寸的关系。
Women should not be concerned, whatever their birth size, says Debbie Saslow, PhD, director of breast and gynecologic cancer at the American Cancer Society.
美国癌症协会乳腺和妇科肿瘤主任Debbie Saslow博士说：妇女不必关心她们的出生尺寸。

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