PT - JOURNAL ARTICLE ED - , TI - WHO Statement on advancing the next series of studies to find the origins of SARS-CoV-2 DP - 2021 Sep 01 TA - Saudi Medical Journal PG - 1050--1051 VI - 42 IP - 9 4099 - http://smj.org.sa/content/42/9/1050.short 4100 - http://smj.org.sa/content/42/9/1050.full SO - Saudi Med J2021 Sep 01; 42