J Korean Med Libr Assoc 1981; 8(1_2):15-22
pISSN: 2383-8809
ⓒ Copyright 1981 The Korean Medical Library Association. This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Published Online: Dec 31, 1981