FD, M., & GE, T. (2020). Tissue Doppler Imaging of the Diaphragm: A New Kid on the Block? American journal of respiratory and critical care medicine, 202(7), 921. https://doi.org/10.1164/rccm.202007-2771ED
Chicago Style (17th ed.) CitationFD, McCool, and Tzelepis GE. "Tissue Doppler Imaging of the Diaphragm: A New Kid on the Block?" American Journal of Respiratory and Critical Care Medicine 202, no. 7 (2020): 921. https://doi.org/10.1164/rccm.202007-2771ED.
MLA (9th ed.) CitationFD, McCool, and Tzelepis GE. "Tissue Doppler Imaging of the Diaphragm: A New Kid on the Block?" American Journal of Respiratory and Critical Care Medicine, vol. 202, no. 7, 2020, p. 921, https://doi.org/10.1164/rccm.202007-2771ED.
Warning: These citations may not always be 100% accurate.