• Genetic variation in the mitochondrial enzyme carbamyl-phosphate synthetase I predisposes children to increased pulmonary artery pressure following surgical repair of congenital heart defects: a validated genetic association study. Jeffrey A. Canter, Marshall L. Summar, Heidi B. Smith, Geraldine D. Rice, Lynn D. Hall, Marylyn D. Ritchie, Alison A. Motsinger, Karla G. Christian, Davis C. Jr Drinkwater, Frank G. Scholl, Karrie L. Dyer, Ann L. Kavanaugh-McHugh, Frederick E. Barr, 7, 3, 204-210, Mitochondrion, 2007 May, PMID: 17188582 PMCID: PMC1929167,