pnas.1812593116.sd01: SRB database

SRB database for all countries over time.<br>Dataset S1: SRB database formed part of the original submission and has been peer reviewed. The journal post it as supplied by the authors.<br>Supplement to: Chao, F., Gerland, P., Cook, A.R. and Alkema, L., 2019. Systematic assessment of the sex ratio at birth for all countries and estimation of national imbalances and regional reference levels. Proceedings of the National Academy of Sciences, 116(19), pp.9303-9311.全球各国跨时序维度的出生性别比（Sex Ratio at Birth, SRB）数据库。 数据集S1：该出生性别比数据库为原始投稿的组成部分，且已通过同行评审。期刊将按作者提交的原版本刊发该数据集。 本补充材料对应文献：Chao, F.、Gerland, P.、Cook, A.R. 及 Alkema, L.，2019年。《全球各国出生性别比系统评估及国家失衡与区域参照水平估算》，载于《美国国家科学院院刊》，116卷第19期，第9303-9311页。