Halpern A. Absolute Pitch in Naturalistic Singing: A Commentary on Olthof et al. (2015). EMR [Internet]. 2015 Sep. 23 [cited 2026 Apr. 29];10(3):175-7. Available from: https://www.osu.tests.sfulib4.publicknowledgeproject.org/index.php/EMR/article/view/4904