Search for a haplogroup, an author, or a country region combination using country:region (region can be left empty but the ':' is required).

Haplogroup	Identifying SNP	Country	Region	QC-score	Comment	Author	Submission date	Contact
A1a (map, tree)	M31	United States of America		1.0	African American	NIST_AGG	08-12-2023	contact