期刊
NEW ENGLAND JOURNAL OF MEDICINE
卷 344, 期 8, 页码 581-590出版社
MASSACHUSETTS MEDICAL SOC
DOI: 10.1056/NEJM200102223440807
关键词
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资金
- NCRR NIH HHS [RR00070] Funding Source: Medline
- NICHD NIH HHS [HD14426] Funding Source: Medline