Annual(35) Poster(27) group(5) index(4) participant(4) lack(3) Symptom(3) age(3) Depression(3) Patient(3) Stress(3) Placebo(3) Randomized(3) Interpretation(2) administration(2) disease(2) COVID-19 patient(2) placebo-controlled(2) Affect(2) Comparator group(2) severity(2) Two patient(2) Intervention(2) psychiatric diagnosis(2) male(2) COVID-19 hospitalization(2) function(2) Attention(2) disorder(2) initial(2)