PT - JOURNAL ARTICLE AU - Helmi Ben Saad TI - Do Tunisians have a European ancestry? AID - 10.1183/13993003.00761-2021 DP - 2021 Jul 01 TA - European Respiratory Journal PG - 2100761 VI - 58 IP - 1 4099 - http://erj.ersjournals.com/content/58/1/2100761.short 4100 - http://erj.ersjournals.com/content/58/1/2100761.full SO - Eur Respir J2021 Jul 01; 58