Wronski SL, Mordin M, Kelley K, Anguiano RH, Classi P, Shen E, Manaker S. The role of noninvasive endpoints in predicting long-term outcomes in pulmonary arterial hypertension. Lung. 2020 Feb;198(1):65-86. doi: 10.1007/s00408-019-00289-2
Montserrat-Capdevila J, Godoy P, Marsal JR, Barbe F, Pifarre J, Alseda M, Ortega M. Overview of the impact of depression and anxiety in chronic obstructive pulmonary disease. Lung. 2017 Feb;195(1):77-85. doi: 10.1007/s00408-016-9966-0
Lash TL, Johansen MB, Christensen S, Baron JA, Rothman KJ, Hansen JG, Sorensen HT. Hospitalization rates and survival associated with COPD: a nationwide Danish cohort study. Lung. 2011 Feb 1;189(1):27-35.
Fleming AD, Palka P, McDicken WN, Fenn LN, Sutherland GR. Verification of cardiac Doppler tissue images using grey-scale M-mode images. Ultrasound Med Biol. 1996 Jan 1;22(5):573-81. doi: 10.1016/0301-5629(95)02065-9
Fleming AD, McDicken WN, Sutherland GR, Hoskins PR. Assessment of colour Doppler tissue imaging using test-phantoms. Ultrasound Med Biol. 1994 Jan 1;20(9):937-51. doi: 10.1016/0301-5629(94)90053-1