Cedars A, Manlhiot C, Chinni BK, Opotowsky AR, Becker K, Le A, Khare P, Love Ko J, Everett A, Kutty S, Russell MW, Payne RM, Atz AM, McCrindle BW, Rathod RH, Lewis M, Goldberg D, Hill K, Ploutz M, Detterich J, Schumacher K, Whitehill R, Penny DJ, Cartoski M, Sullivan R, Files M, Garg R, Wagner J, Jacobsen R, Nowlen T, Fletcher S, Conway J, Kim GB, Wu F, Zak V. Methylated Arginine Metabolites as Biomarkers for Clinical Status and Response to Type 5 Phosphodiesterase Inhibition in Patients With Fontan Circulation. J Am Heart Assoc. 2025 Apr; 14(7):e038061.