Gene therapy helps treat children with rare brain disorder

00:46

01:05

00:49

01:29

00:59

01:11

01:02

01:18

01:09

00:56

00:44

01:50

00:57

00:48

01:55

00:55

01:50

01:06

00:57

01:50

01:59

01:05

01:26

00:59

01:01

01:15

01:12

01:18

00:44

01:50

01:26

00:50

01:32

01:33

00:51

01:43

01:11

01:45

01:48

02:00

00:46

00:57

02:05

01:25

01:46

01:04

02:03

02:16

01:18

01:13

00:29

02:05

00:47

01:11

01:20

01:30

00:56

01:10

01:05

01:01

02:08

01:50

01:58

01:41

01:32

02:00

01:01

01:55

02:30

01:32

01:31

01:28

02:24

01:38

01:21

01:48

01:57

02:02

01:46

01:02

01:51

01:22

01:05

01:06

01:30

01:11

01:17

01:12

01:52

00:50

01:13

01:34

02:18

01:24

01:12

01:12

00:51

01:05

01:09

01:02

01:01

01:32

01:24

01:40

01:00

01:31

01:15

02:05

01:20

01:03

01:16

01:50

00:53

03:21

01:33

01:21

01:22

02:18

01:16

01:42