COVID-19(5) Suicide(5) searched(3) Impact(3) virus infection(3) Emergency(3) Primary outcome(3) ideation(3) reported(3) risk(3) Behavior(3) Methodological quality(3) Older(3) data extraction(3) FIVE(3) review(3) International(3) association(3) distress(3) increased risk(3) Effect(3) investigated(3) outcomes(3) public health emergency(3) self-harm(3) Web of Science(3) finding(3) the epidemic(3) Epidemics(3) Pandemics(3)