TY - BOOK ED - World Health Organization. TI - The world health report 2000: health systems; improving perfomance SN - 924156198X AV - RA 8 W927 2000 PY - 2000/// CY - Geneva PB - World Health Organization (WHO) KW - World Health Organization KW - Periodicals KW - Organización Mundial de la Salud KW - Informes KW - World health KW - Statistics KW - Salud mundial KW - Estadísticas ER -