RT Journal Article SR Electronic T1 IN WHO GLOBAL PULSE SURVEY, 90% OF COUNTRIES REPORT DISRUPTIONS TO ESSENTIAL HEALTH SERVICES SINCE COVID-19 PANDEMIC JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1030 OP 1031 VO 41 IS 9 YR 2020 UL http://smj.org.sa/content/41/9/1030.abstract AB