Response to letter to editor for ‘Quantifying alcohol consumption in the general population by analyzing phosphatidylethanol concentrations in whole blood: results from 24 574 subjects included in the HUNT4 study’ - Skråstad, Ragnhild Bergene; Aamo, Trond Oskar; Andreassen, Trine Naalsund; Havnen, Hilde; Hveem, Kristian; Krokstad, Steinar; Salvesen, Øyvind; Spigset, Olav (Alcohol and alcoholism (Oxford), 2023)