Оспа. Вакцинация. "Как мы победили оспу?"
Оригинал: TedX.
5 months ago 00:00:00 1
6 months ago 00:57:43 1
6 months ago 00:02:04 1
6 months ago 01:10:27 1
6 months ago 00:38:56 1
6 months ago 00:05:23 1
7 months ago 00:02:22 1
7 months ago 00:01:36 1
7 months ago 00:01:31 1
7 months ago 00:07:08 1
7 months ago 00:55:43 1
7 months ago 00:11:38 1
7 months ago 00:03:35 1
7 months ago 00:12:48 1
7 months ago 00:01:58 1
8 months ago 00:00:59 1
9 months ago 00:30:34 1
10 months ago 00:00:48 1
10 months ago 00:18:58 1
10 months ago 00:01:33 2
10 months ago 00:08:28 1
11 months ago 00:16:38 1
11 months ago 00:02:01 1
11 months ago 00:18:01 1
