Open AccessThe code for promoting drugs.
Author(s) -
Frank Wells
Publication year - 1988
Publication title -
bmj. british medical journal
Language(s) - English
Resource type - Journals
ISSN - 0959-8138
DOI - 10.1136/bmj.297.6649.686-c
Subject(s) - code (set theory) , programming language , computer science , set (abstract data type)