PT - JOURNAL ARTICLE ED - , TI - WHO lists 9th COVID-19 vaccine for emergency use with aim to increase access to vaccination in lower-income countries DP - 2022 Jan 01 TA - Saudi Medical Journal PG - 119--120 VI - 43 IP - 1 4099 - http://smj.org.sa/content/43/1/119.short 4100 - http://smj.org.sa/content/43/1/119.full SO - Saudi Med J2022 Jan 01; 43