Table S1.

Database Search: Ovid MEDLINE (R)

1	exp Adolescent/ or exp Child/ or exp Child, Preschool/ or exp Infant/ or exp Minors/ or exp Pediatrics/	35,33,050
2	(adolesc∗ or preadolesc∗ or pre-adolesc∗ or boy∗ or girl∗ or child∗ or infan∗ or preschool∗ or pre-school∗ or juvenil∗ or minor∗ or pe?diatri∗ or pubescen∗ or pre-pubescen∗ or prepubescen∗ or puberty or teen∗ or young∗ or youth∗ or school∗ or high-school∗ or highschool∗ or schoolchild∗ or school child∗).tw,kf.	29,51,684
3	1 or 2	47,48,091
4	quarantine∗.tw,kf.	4,350
5	exp Quarantine/	2,093
6	Quarantine.tw,kf.	3,975
7	exp social isolation/	17,148
8	(isolation and (infect∗ or SARS or influenza or flu or MERS or ebola or COVID-19)).tw,kf.	34,141
9	exp Loneliness/	3,552
10	4 or 5 or 6 or 7 or 8 or 9	56,227
11	anxiet∗/ or anxious∗/ or “anxiety disorder∗".tw,kf.	29,320
12	depress∗/ or “internal∗ disord∗"/ or “low mood".tw,kf.	737
13	depressive disorder/	72,188
14	exp depression/	1,15,922
15	depress∗.tw,kf.	4,45,459
16	exp adjustment disorders/	4,197
17	adjustment disorder∗.tw,kf.	1,642
18	low mood.tw,kf.	737
19	obsessive-compulsive disorder.tw,kf.	12,336
20	stress disorders, traumatic/	672
21	stress disorders, post-traumatic/	31,840
22	trauma∗.tw,kf.	3,53,295
23	(((post-trauma∗ or posttrauma∗) adj stress) or PTSD).tw,kf.	35,040
24	11 or 12 or 13 or 14 or 15 or 16 or 17 or 18 or 19 or 20 or 21 or 22 or 23	8,53,134
25	3 and 10 and 24	1,277

Note: Search conducted March 29, 2020. Full references saved as Medline 290320 v1.