"A Voice from the Medical Limbo."
MLA
Hansen, Bert, 1944-. "A Voice from the Medical Limbo.". Box 7. 1891 January 17. https://collections.library.yale.edu/catalog/32326886.
APA, 6th edition
Hansen, Bert, 1944-. (["Box 7"])(1891 January 17)["A Voice from the Medical Limbo."]. https://collections.library.yale.edu/catalog/32326886.