02:36 1
public health
02:36
02:17 0
00:59 0
03:48 0
49:52 1
04:48 1
00:48 0
04:47 1
40:52 0
03:01 0
07:45 0
13:04 1
10:00 2
11:37 3
02:36 02:17 00:59 03:48 49:52 04:48 00:48 04:47 40:52 03:01 07:45 13:04 10:00 11:37