Betsy L. Humphreys is an American medical librarian. She was the deputy director of the National Library of Medicine from 2005 until her retirement in 2017, serving as Acting Director from 2015 to 2016.
Betsy L. Humphreys is an American medical librarian. She was the deputy director of the National Library of Medicine from 2005 until her retirement in 2017, serving as Acting Director from 2015 to 2016. (en)
Betsy L. Humphreys is an American medical librarian. She was the deputy director of the National Library of Medicine from 2005 until her retirement in 2017, serving as Acting Director from 2015 to 2016. (en)