TY - JOUR T1 - COVAX delivers its 1 billionth COVID-19 vaccine doseCOVID-19 pandemic triggers 25% increase in prevalence of anxiety and depression worldwide JF - Saudi Medical Journal JO - Saudi Med J SP - 438 LP - 439 VL - 43 IS - 4 A2 - , Y1 - 2022/04/01 UR - http://smj.org.sa/content/43/4/438.abstract N2 - ER -