PT - JOURNAL ARTICLE ED - , TI - Unsafe water, sanitation and hygiene: a persistent health burden DP - 2023 Oct 01 TA - Saudi Medical Journal PG - 1067--1067 VI - 44 IP - 10 4099 - http://smj.org.sa/content/44/10/1067.short 4100 - http://smj.org.sa/content/44/10/1067.full SO - Saudi Med J2023 Oct 01; 44