TY - BOOK ED - World Health Organization. TI - Essential drugs monitor AV - Serial RC565 E774 CY - Geneva, Switzerland : PB - World Health Organization. KW - Drugs KW - Periodicals KW - World Health Organization KW - Periodicals N2 - ACKU holds: No. 6-7 (1988), 9 (1990)-31 (2002) ER -