Please ask sisters or experts to recommend a few good books on pre-pregnancy.

Patient's question:

No

Doctor's answer:

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The "Zheng Yuqiao's Child-Rearing Manual -- Infant Volume" is a good pregnancy book.
Spock's child-rearing philosophy is after all foreign, and many aspects will differ due to national conditions and other factors. It is also necessary to choose a child-rearing manual written by Chinese experts.
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