Gangrene of the Lung
MLA
Schaefer, F. L. Gangrene of the Lung. 1918. https://collections.library.yale.edu/catalog/15948266.
APA, 6th edition
Schaefer, F. L. (1918). Gangrene of the Lung [Drawings (AAT)]. https://collections.library.yale.edu/catalog/15948266.