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Q34550200-21521A1A-D3BE-4695-AF8B-FF168D4F047B
Q34550200-21521A1A-D3BE-4695-AF8B-FF168D4F047B
BestRank
Statement
http://www.wikidata.org/entity/statement/Q34550200-21521A1A-D3BE-4695-AF8B-FF168D4F047B
Live birth sex ratio after in vitro fertilization and embryo transfer in China--an analysis of 121,247 babies from 18 centers.
P2860
Q34550200-21521A1A-D3BE-4695-AF8B-FF168D4F047B
BestRank
Statement
http://www.wikidata.org/entity/statement/Q34550200-21521A1A-D3BE-4695-AF8B-FF168D4F047B
rank
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type
BestRank
Statement
wasDerivedFrom
c074d27ee918a3e656888402b11a6f69dd40ab80
P2860
The human sex ratio: effects of maternal age.