Clinical analysis of free position delivery combined with unprotected perineum delivery
ZHANG Yanying
PAN Lihong
QU Hongling
MA Er'e
FENG Meifeng
LI Li
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Publication Date：2021-10-28
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 625-628 )