Krivokapich, J., Smith, G., Huang, S., Hoffman, E., Ratib, O., Phelps, M., & Schelbert, H. (1989). 13N ammonia myocardial imaging at rest and with exercise in normal volunteers. Quantification of absolute myocardial perfusion with dynamic positron emission tomography. Circulation, 80(5), 1328-37. https://doi.org/10.1161/01.cir.80.5.1328

Su, Y., Wang, J., Hsieh, S., Liu, X., Lam, C., & Huang, S. Incidence and risk factors for postoperative lingual neuropraxia following airway instrumentation: A retrospective matched case-control study. PloS One, 13(1), e0190589. https://doi.org/10.1371/journal.pone.0190589 (Original work published 2018)