Some secondary tools in reference work.
D006794:Household Articles; D006801:Humans; D007990:Libraries; D007993:Libraries, Medical
LIBRARIES, MEDICAL
Bull Med Libr Assoc. 1941 Oct;30(1):63-4
16016522
Bull Med Libr Assoc. 1947 Apr;35(2):107-15
16016764
Bull Med Libr Assoc. 1949 Jan;37(1):29-31
16016840