TY - JOUR T1 - The theory and uses of citation indexing JF - Saudi Medical Journal JO - Saudi Med J SP - 1643 LP - 1645 VL - 26 IS - 10 AU - Hassan A. El-Munshid Y1 - 2005/10/01 UR - http://smj.org.sa/content/26/10/1643.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -