TY  - GEN
AU  - Bonham,M D
AU  - Nelson,L L
TI  - An evaluation of four end-user systems for searching MEDLINE
SN  - 0025-7338
PY  - 1988///0708
KW  - Computer Systems
KW  - MEDLARS
KW  - economics
KW  - Software
KW  - United States
N1  - Publication Type: Comparative Study; Journal Article
ER  -