access opening in mandibular first molar

کوتاه

3:40

3:28

11:28

10:16

3:48

1:13

1:43

2:50

1:07

21:45

13:42

7:09

2:07

9:47

2:06

24:32

1:55

12:36

کوتاه

1:04

13:02

1:26

کوتاه

1:10

کوتاه

14:27

2:57

2:26

1:29

1:02

14:11

8:57

2:07

18:38

3:05

10:32

4:11

4:06

53:42