Clark M, Berry P, Martin S, Harris N, Sprecher D, Olitsky S, Hoag JB. Nosebleeds in hereditary hemorrhagic telangiectasia: development of a patient-completed daily eDiary. Laryngoscope Investig Otolaryngol. 2018 Nov 14;3(6):439-45. doi: 10.1002/lio2.211
Raghunathan K, Layton JB, Ohnuma T, Shaw AD. Observational research using propensity scores. Adv Chronic Kidney Dis. 2016 Nov;23(6):367-72. doi: 10.1053/j.ackd.2016.11.010