# Selection in utero against male twins in the <scp>U</scp>nited <scp>S</scp>tates early in the <scp>COVID</scp>‐19 pandemic

> Research article (American Journal of Human Biology, 2022) · cited 13× · AI/ML

**Wikidata**: [openalex:W4308256954](https://www.wikidata.org/wiki/openalex:W4308256954)  
**Source**: https://4ort.xyz/entity/selection-in-utero-against-male-twins-in-the-scp-u-scp-nited-scp-s-scp-tates-early-in-the-scp-covid-scp-19-pandemic