Arning E, Lowes BD, Taylor MR, Meng X, Schiffmann R, Bottiglieri T. Tetrahydrobiopterin Concentrations in Normal and Coronary Artery Diseased Heart Tissue. J Cardiovasc Med Cardiol [Internet]. 2016 May 6 [cited 2024 Nov. 24];3(1):014-7. Available from: https://www.organscigroup.com/jcmc/article/view/JCMC-3-123